399594124 has 6 divisors (see below), whose sum is σ = 699289724. Its totient is φ = 199797060.

The previous prime is 399594113. The next prime is 399594127. The reversal of 399594124 is 421495993.

It is not an unprimeable number, because it can be changed into a prime (399594127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49949262 + ... + 49949269.

Almost surely, 2^399594124 is an apocalyptic number.

It is an amenable number.

399594124 is a deficient number, since it is larger than the sum of its proper divisors (299695600).

399594124 is a wasteful number, since it uses less digits than its factorization.

399594124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99898535 (or 99898533 counting only the distinct ones).

The product of its digits is 349920, while the sum is 46.

The square root of 399594124 is about 19989.8505247038. The cubic root of 399594124 is about 736.5570053955.

The spelling of 399594124 in words is "three hundred ninety-nine million, five hundred ninety-four thousand, one hundred twenty-four".