3909695372 has 48 divisors (see below), whose sum is σ = 7632382464. Its totient is φ = 1751934800.

The previous prime is 3909695369. The next prime is 3909695399. The reversal of 3909695372 is 2735969093.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372833 + ... + 383175.

It is an arithmetic number, because the mean of its divisors is an integer number (159007968).

Almost surely, 2^3909695372 is an apocalyptic number.

It is an amenable number.

3909695372 is a deficient number, since it is larger than the sum of its proper divisors (3722687092).

3909695372 is a wasteful number, since it uses less digits than its factorization.

3909695372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10451 (or 10427 counting only the distinct ones).

The product of its (nonzero) digits is 2755620, while the sum is 53.

The square root of 3909695372 is about 62527.5569009377. The cubic root of 3909695372 is about 1575.3642052845.

The spelling of 3909695372 in words is "three billion, nine hundred nine million, six hundred ninety-five thousand, three hundred seventy-two".