3989580634 has 64 divisors (see below), whose sum is σ = 6785856000. Its totient is φ = 1756896960.

The previous prime is 3989580629. The next prime is 3989580643. The reversal of 3989580634 is 4360859893.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16692687 + ... + 16692925.

It is an arithmetic number, because the mean of its divisors is an integer number (106029000).

Almost surely, 2^3989580634 is an apocalyptic number.

3989580634 is a deficient number, since it is larger than the sum of its proper divisors (2796275366).

3989580634 is a wasteful number, since it uses less digits than its factorization.

3989580634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440 (or 414 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 55.

The square root of 3989580634 is about 63163.1271708423. The cubic root of 3989580634 is about 1586.0215440951.

The spelling of 3989580634 in words is "three billion, nine hundred eighty-nine million, five hundred eighty thousand, six hundred thirty-four".