204288938 has 24 divisors (see below), whose sum is σ = 356962500. Its totient is φ = 87429888.

The previous prime is 204288919. The next prime is 204288943. The reversal of 204288938 is 839882402.

204288938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 204118369 + 170569 = 14287^2 + 413^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121568 + ... + 123236.

Almost surely, 2^204288938 is an apocalyptic number.

204288938 is a deficient number, since it is larger than the sum of its proper divisors (152673562).

204288938 is a wasteful number, since it uses less digits than its factorization.

204288938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2934 (or 2927 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 44.

The square root of 204288938 is about 14292.9681312175. The cubic root of 204288938 is about 588.9543270794.

The spelling of 204288938 in words is "two hundred four million, two hundred eighty-eight thousand, nine hundred thirty-eight".