3964620328 has 32 divisors (see below), whose sum is σ = 7606719360. Its totient is φ = 1936327680.

The previous prime is 3964620299. The next prime is 3964620383. The reversal of 3964620328 is 8230264693.

3964620328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 186568 + ... + 206728.

It is an arithmetic number, because the mean of its divisors is an integer number (237709980).

Almost surely, 2^3964620328 is an apocalyptic number.

It is an amenable number.

3964620328 is a deficient number, since it is larger than the sum of its proper divisors (3642099032).

3964620328 is a wasteful number, since it uses less digits than its factorization.

3964620328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20737 (or 20733 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 43.

The square root of 3964620328 is about 62965.2311041578. The cubic root of 3964620328 is about 1582.7070412194.

The spelling of 3964620328 in words is "three billion, nine hundred sixty-four million, six hundred twenty thousand, three hundred twenty-eight".