204752320 has 28 divisors (see below), whose sum is σ = 487567224. Its totient is φ = 81900800.

The previous prime is 204752299. The next prime is 204752347. The reversal of 204752320 is 23257402.

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, 319606 + ... + 320245.

Almost surely, 2^204752320 is an apocalyptic number.

204752320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204752320 is an abundant number, since it is smaller than the sum of its proper divisors (282814904).

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

204752320 is an equidigital number, since it uses as much as digits as its factorization.

204752320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639868 (or 639858 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 204752320 is about 14309.1690883853. The cubic root of 204752320 is about 589.3992928410.

The spelling of 204752320 in words is "two hundred four million, seven hundred fifty-two thousand, three hundred twenty".