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434120032 = 25233153359
BaseRepresentation
bin11001111000000…
…010010101100000
31010020212120201201
4121320002111200
51342113320112
6111024410544
713520650033
oct3170022540
91106776651
10434120032
1120305a895
12101476a54
136bc29978
144192701a
15281a3257
hex19e02560

434120032 has 96 divisors (see below), whose sum is σ = 940584960. Its totient is φ = 196584960.

The previous prime is 434120023. The next prime is 434120033. The reversal of 434120032 is 230021434.

It is a junction number, because it is equal to n+sod(n) for n = 434119991 and 434120009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434120033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1209069 + ... + 1209427.

It is an arithmetic number, because the mean of its divisors is an integer number (9797760).

Almost surely, 2434120032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 434120032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (470292480).

434120032 is an abundant number, since it is smaller than the sum of its proper divisors (506464928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

434120032 is a wasteful number, since it uses less digits than its factorization.

434120032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 434120032 is about 20835.5473170253. The cubic root of 434120032 is about 757.1872204015.

Adding to 434120032 its reverse (230021434), we get a palindrome (664141466).

The spelling of 434120032 in words is "four hundred thirty-four million, one hundred twenty thousand, thirty-two".

Divisors: 1 2 4 8 16 23 31 32 46 53 62 92 106 124 184 212 248 359 368 424 496 713 718 736 848 992 1219 1426 1436 1643 1696 2438 2852 2872 3286 4876 5704 5744 6572 8257 9752 11129 11408 11488 13144 16514 19027 19504 22258 22816 26288 33028 37789 38054 39008 44516 52576 66056 75578 76108 89032 132112 151156 152216 178064 255967 264224 302312 304432 356128 437621 511934 589837 604624 608864 875242 1023868 1179674 1209248 1750484 2047736 2359348 3500968 4095472 4718696 7001936 8190944 9437392 13566251 14003872 18874784 27132502 54265004 108530008 217060016 434120032