3999078232 has 16 divisors (see below), whose sum is σ = 7939346760. Its totient is φ = 1881919104.

The previous prime is 3999078229. The next prime is 3999078277. The reversal of 3999078232 is 2328709993.

It is a self number, because there is not a number n which added to its sum of digits gives 3999078232.

It is a congruent number.

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, 14702358 + ... + 14702629.

Almost surely, 2^3999078232 is an apocalyptic number.

It is an amenable number.

3999078232 is a deficient number, since it is larger than the sum of its proper divisors (3940268528).

3999078232 is a wasteful number, since it uses less digits than its factorization.

3999078232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29405010 (or 29405006 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 52.

The square root of 3999078232 is about 63238.2655676134. The cubic root of 3999078232 is about 1587.2791079763.

The spelling of 3999078232 in words is "three billion, nine hundred ninety-nine million, seventy-eight thousand, two hundred thirty-two".