3234747656 has 32 divisors (see below), whose sum is σ = 6995208000. Its totient is φ = 1373599296.

The previous prime is 3234747653. The next prime is 3234747661. The reversal of 3234747656 is 6567474323.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 3234747656.

It is not an unprimeable number, because it can be changed into a prime (3234747653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258866 + ... + 271073.

It is an arithmetic number, because the mean of its divisors is an integer number (218600250).

Almost surely, 2^3234747656 is an apocalyptic number.

It is an amenable number.

3234747656 is an abundant number, since it is smaller than the sum of its proper divisors (3760460344).

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

3234747656 is a wasteful number, since it uses less digits than its factorization.

3234747656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530061 (or 530057 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 47.

The square root of 3234747656 is about 56874.8420305499. The cubic root of 3234747656 is about 1478.9272199034.

The spelling of 3234747656 in words is "three billion, two hundred thirty-four million, seven hundred forty-seven thousand, six hundred fifty-six".