3903434256 has 20 divisors (see below), whose sum is σ = 10083871952. Its totient is φ = 1301144736.

The previous prime is 3903434221. The next prime is 3903434261. The reversal of 3903434256 is 6524343093.

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, 40660726 + ... + 40660821.

Almost surely, 2^3903434256 is an apocalyptic number.

It is an amenable number.

3903434256 is an abundant number, since it is smaller than the sum of its proper divisors (6180437696).

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

3903434256 is a wasteful number, since it uses less digits than its factorization.

3903434256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81321558 (or 81321552 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 39.

The square root of 3903434256 is about 62477.4699871882. The cubic root of 3903434256 is about 1574.5228091272.

The spelling of 3903434256 in words is "three billion, nine hundred three million, four hundred thirty-four thousand, two hundred fifty-six".