204796920 has 32 divisors (see below), whose sum is σ = 614391120. Its totient is φ = 54612480.

The previous prime is 204796919. The next prime is 204796931. The reversal of 204796920 is 29697402.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 853201 + ... + 853440.

Almost surely, 2^204796920 is an apocalyptic number.

204796920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204796920 is an abundant number, since it is smaller than the sum of its proper divisors (409594200).

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

204796920 is a wasteful number, since it uses less digits than its factorization.

204796920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706655 (or 1706651 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 204796920 is about 14310.7274448226. The cubic root of 204796920 is about 589.4420848674.

The spelling of 204796920 in words is "two hundred four million, seven hundred ninety-six thousand, nine hundred twenty".