3964274625 has 128 divisors (see below), whose sum is σ = 7415815680. Its totient is φ = 1870848000.

The previous prime is 3964274593. The next prime is 3964274663. The reversal of 3964274625 is 5264724693.

It is not a de Polignac number, because 3964274625 - 2⁵ = 3964274593 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7579614 + ... + 7580136.

It is an arithmetic number, because the mean of its divisors is an integer number (57936060).

Almost surely, 2^3964274625 is an apocalyptic number.

It is an amenable number.

3964274625 is a deficient number, since it is larger than the sum of its proper divisors (3451541055).

3964274625 is a wasteful number, since it uses less digits than its factorization.

3964274625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628 (or 618 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 48.

The square root of 3964274625 is about 62962.4858546738. The cubic root of 3964274625 is about 1582.6610374468.

The spelling of 3964274625 in words is "three billion, nine hundred sixty-four million, two hundred seventy-four thousand, six hundred twenty-five".