204332040 has 96 divisors (see below), whose sum is σ = 724464000. Its totient is φ = 49534080.

The previous prime is 204332033. The next prime is 204332041. The reversal of 204332040 is 40233402.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (204332041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21840 + ... + 29759.

It is an arithmetic number, because the mean of its divisors is an integer number (7546500).

Almost surely, 2^204332040 is an apocalyptic number.

204332040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204332040 is an abundant number, since it is smaller than the sum of its proper divisors (520131960).

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

204332040 is a wasteful number, since it uses less digits than its factorization.

204332040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51627 (or 51620 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 204332040 is about 14294.4758560781. The cubic root of 204332040 is about 588.9957444375.

Adding to 204332040 its reverse (40233402), we get a palindrome (244565442).

The spelling of 204332040 in words is "two hundred four million, three hundred thirty-two thousand, forty".