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34909968 = 2432931809
BaseRepresentation
bin1000010100101…
…0111100010000
32102200121110210
42011022330100
532414104333
63244124120
7602505222
oct205127420
972617423
1034909968
1118784415
12b836640
137303ab2
1448ca412
1530e8a63
hex214af10

34909968 has 80 divisors (see below), whose sum is σ = 96422400. Its totient is φ = 10859520.

The previous prime is 34909967. The next prime is 34909969. The reversal of 34909968 is 86990943.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (34909967) and next prime (34909969).

It is a super-2 number, since 2×349099682 = 2437411731522048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34909961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42748 + ... + 43556.

It is an arithmetic number, because the mean of its divisors is an integer number (1205280).

Almost surely, 234909968 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 34909968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48211200).

34909968 is an abundant number, since it is smaller than the sum of its proper divisors (61512432).

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

34909968 is a wasteful number, since it uses less digits than its factorization.

34909968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880 (or 874 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 34909968 is about 5908.4657907108. The cubic root of 34909968 is about 326.8259133785.

The spelling of 34909968 in words is "thirty-four million, nine hundred nine thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 29 31 48 58 62 87 93 116 124 174 186 232 248 348 372 464 496 696 744 809 899 1392 1488 1618 1798 2427 2697 3236 3596 4854 5394 6472 7192 9708 10788 12944 14384 19416 21576 23461 25079 38832 43152 46922 50158 70383 75237 93844 100316 140766 150474 187688 200632 281532 300948 375376 401264 563064 601896 727291 1126128 1203792 1454582 2181873 2909164 4363746 5818328 8727492 11636656 17454984 34909968