338489816 has 16 divisors (see below), whose sum is σ = 725335440. Its totient is φ = 145067040.

The previous prime is 338489803. The next prime is 338489821. The reversal of 338489816 is 618984833.

It is a super-2 number, since 2×338489816² = 229150711071427712, which contains 22 as substring.

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, 3022175 + ... + 3022286.

It is an arithmetic number, because the mean of its divisors is an integer number (45333465).

Almost surely, 2^338489816 is an apocalyptic number.

It is an amenable number.

338489816 is an abundant number, since it is smaller than the sum of its proper divisors (386845624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

338489816 is a wasteful number, since it uses less digits than its factorization.

338489816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6044474 (or 6044470 counting only the distinct ones).

The product of its digits is 995328, while the sum is 50.

The square root of 338489816 is about 18398.0927272367. The cubic root of 338489816 is about 696.9183005691.

The spelling of 338489816 in words is "three hundred thirty-eight million, four hundred eighty-nine thousand, eight hundred sixteen".