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472804860 = 2235115691259
BaseRepresentation
bin11100001011100…
…110110111111100
31012221122222100010
4130023212313330
51432014223420
6114525503220
714500526553
oct3413466774
91187588303
10472804860
11222982320
12112411b10
1376c529b8
1446b16d9a
152b7954e0
hex1c2e6dfc

472804860 has 96 divisors (see below), whose sum is σ = 1447891200. Its totient is φ = 114327040.

The previous prime is 472804853. The next prime is 472804861. The reversal of 472804860 is 68408274.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472804861) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 374911 + ... + 376169.

It is an arithmetic number, because the mean of its divisors is an integer number (15082200).

Almost surely, 2472804860 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 472804860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (723945600).

472804860 is an abundant number, since it is smaller than the sum of its proper divisors (975086340).

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

472804860 is a wasteful number, since it uses less digits than its factorization.

472804860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851 (or 1849 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 39.

The square root of 472804860 is about 21744.0764347442. The cubic root of 472804860 is about 779.0415907722.

The spelling of 472804860 in words is "four hundred seventy-two million, eight hundred four thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 569 660 1138 1259 1707 2276 2518 2845 3414 3777 5036 5690 6259 6295 6828 7554 8535 11380 12518 12590 13849 15108 17070 18777 18885 25036 25180 27698 31295 34140 37554 37770 41547 55396 62590 69245 75108 75540 83094 93885 125180 138490 166188 187770 207735 276980 375540 415470 716371 830940 1432742 2149113 2865484 3581855 4298226 7163710 7880081 8596452 10745565 14327420 15760162 21491130 23640243 31520324 39400405 42982260 47280486 78800810 94560972 118201215 157601620 236402430 472804860