338704628 has 6 divisors (see below), whose sum is σ = 592733106. Its totient is φ = 169352312.

The previous prime is 338704591. The next prime is 338704633. The reversal of 338704628 is 826407833.

It can be written as a sum of positive squares in only one way, i.e., 201299344 + 137405284 = 14188^2 + 11722^2 .

It is a super-2 number, since 2×338704628² = 229441650057236768, 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 as a sum of consecutive naturals, namely, 42338075 + ... + 42338082.

It is an arithmetic number, because the mean of its divisors is an integer number (98788851).

Almost surely, 2^338704628 is an apocalyptic number.

It is an amenable number.

338704628 is a deficient number, since it is larger than the sum of its proper divisors (254028478).

338704628 is a wasteful number, since it uses less digits than its factorization.

338704628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84676161 (or 84676159 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 338704628 is about 18403.9296890637. The cubic root of 338704628 is about 697.0656952117.

The spelling of 338704628 in words is "three hundred thirty-eight million, seven hundred four thousand, six hundred twenty-eight".