3979220608 has 32 divisors (see below), whose sum is σ = 8648025120. Its totient is φ = 1808736000.

The previous prime is 3979220591. The next prime is 3979220633. The reversal of 3979220608 is 8060229793.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1411668 + ... + 1414483.

It is an arithmetic number, because the mean of its divisors is an integer number (270250785).

Almost surely, 2^3979220608 is an apocalyptic number.

It is an amenable number.

3979220608 is an abundant number, since it is smaller than the sum of its proper divisors (4668804512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3979220608 is a wasteful number, since it uses less digits than its factorization.

3979220608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2826176 (or 2826164 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 3979220608 is about 63081.0637830403. The cubic root of 3979220608 is about 1584.6475093110.

The spelling of 3979220608 in words is "three billion, nine hundred seventy-nine million, two hundred twenty thousand, six hundred eight".