3925477138 has 16 divisors (see below), whose sum is σ = 6572893536. Its totient is φ = 1742811840.

The previous prime is 3925477109. The next prime is 3925477151. The reversal of 3925477138 is 8317745293.

3925477138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3925477091 and 3925477100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2073831 + ... + 2075722.

It is an arithmetic number, because the mean of its divisors is an integer number (410805846).

Almost surely, 2^3925477138 is an apocalyptic number.

3925477138 is a deficient number, since it is larger than the sum of its proper divisors (2647416398).

3925477138 is a wasteful number, since it uses less digits than its factorization.

3925477138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4149609.

The product of its digits is 1270080, while the sum is 49.

The square root of 3925477138 is about 62653.6282907862. The cubic root of 3925477138 is about 1577.4810497999.

The spelling of 3925477138 in words is "three billion, nine hundred twenty-five million, four hundred seventy-seven thousand, one hundred thirty-eight".