344938816 has 28 divisors (see below), whose sum is σ = 685759360. Its totient is φ = 172149120.

The previous prime is 344938799. The next prime is 344938861. The reversal of 344938816 is 618839443.

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, 31825 + ... + 41263.

Almost surely, 2^344938816 is an apocalyptic number.

It is an amenable number.

344938816 is a deficient number, since it is larger than the sum of its proper divisors (340820544).

344938816 is an equidigital number, since it uses as much as digits as its factorization.

344938816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10022 (or 10012 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 344938816 is about 18572.5285300629. The cubic root of 344938816 is about 701.3164451430.

The spelling of 344938816 in words is "three hundred forty-four million, nine hundred thirty-eight thousand, eight hundred sixteen".