3900937856 has 32 divisors (see below), whose sum is σ = 7774358400. Its totient is φ = 1949726464.

The previous prime is 3900937837. The next prime is 3900937867. The reversal of 3900937856 is 6587390093.

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

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, 510641 + ... + 518223.

It is an arithmetic number, because the mean of its divisors is an integer number (242948700).

Almost surely, 2^3900937856 is an apocalyptic number.

It is an amenable number.

3900937856 is a deficient number, since it is larger than the sum of its proper divisors (3873420544).

3900937856 is an equidigital number, since it uses as much as digits as its factorization.

3900937856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11616 (or 11604 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 50.

The square root of 3900937856 is about 62457.4883901042. The cubic root of 3900937856 is about 1574.1870810893.

The spelling of 3900937856 in words is "three billion, nine hundred million, nine hundred thirty-seven thousand, eight hundred fifty-six".