3185925136 has 45 divisors (see below), whose sum is σ = 6279071421. Its totient is φ = 1565982336.

The previous prime is 3185925091. The next prime is 3185925151. The reversal of 3185925136 is 6315295813.

The square root of 3185925136 is 56444.

It is a perfect power (a square), and thus also a powerful number.

3185925136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1871427600 + 1314497536 = 43260^2 + 36256^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3185925092 and 3185925101.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 23254860 + ... + 23254996.

Almost surely, 2^3185925136 is an apocalyptic number.

3185925136 is the 56444-th square number.

It is an amenable number.

3185925136 is a deficient number, since it is larger than the sum of its proper divisors (3093146285).

3185925136 is an equidigital number, since it uses as much as digits as its factorization.

3185925136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488 (or 242 counting only the distinct ones).

The product of its digits is 194400, while the sum is 43.

The cubic root of 3185925136 is about 1471.4489140045.

The spelling of 3185925136 in words is "three billion, one hundred eighty-five million, nine hundred twenty-five thousand, one hundred thirty-six".