3956520832 has 32 divisors (see below), whose sum is σ = 8598691800. Its totient is φ = 1798417920.

The previous prime is 3956520797. The next prime is 3956520853. The reversal of 3956520832 is 2380256593.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1403607 + ... + 1406422.

Almost surely, 2^3956520832 is an apocalyptic number.

3956520832 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3956520832 is an abundant number, since it is smaller than the sum of its proper divisors (4642170968).

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

3956520832 is a wasteful number, since it uses less digits than its factorization.

3956520832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2810054 (or 2810042 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 3956520832 is about 62900.8810113181. The cubic root of 3956520832 is about 1581.6285126512.

The spelling of 3956520832 in words is "three billion, nine hundred fifty-six million, five hundred twenty thousand, eight hundred thirty-two".