3989579024 has 20 divisors (see below), whose sum is σ = 7731248844. Its totient is φ = 1994418048.

The previous prime is 3989578993. The next prime is 3989579051. The reversal of 3989579024 is 4209759893.

It can be written as a sum of positive squares in 2 ways, for example, as 2319385600 + 1670193424 = 48160^2 + 40868^2 .

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, 79034 + ... + 119270.

Almost surely, 2^3989579024 is an apocalyptic number.

It is an amenable number.

3989579024 is a deficient number, since it is larger than the sum of its proper divisors (3741669820).

3989579024 is a wasteful number, since it uses less digits than its factorization.

3989579024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46442 (or 46436 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 56.

The square root of 3989579024 is about 63163.1144260636. The cubic root of 3989579024 is about 1586.0213307481.

The spelling of 3989579024 in words is "three billion, nine hundred eighty-nine million, five hundred seventy-nine thousand, twenty-four".