399044116 has 12 divisors (see below), whose sum is σ = 699354432. Its totient is φ = 199228568.

The previous prime is 399044083. The next prime is 399044117. The reversal of 399044116 is 611440993.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (399044117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70300 + ... + 75763.

It is an arithmetic number, because the mean of its divisors is an integer number (58279536).

Almost surely, 2^399044116 is an apocalyptic number.

It is an amenable number.

399044116 is a deficient number, since it is larger than the sum of its proper divisors (300310316).

399044116 is a wasteful number, since it uses less digits than its factorization.

399044116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146750 (or 146748 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 399044116 is about 19976.0886061311. The cubic root of 399044116 is about 736.2189137911.

The spelling of 399044116 in words is "three hundred ninety-nine million, forty-four thousand, one hundred sixteen".