204072544 has 24 divisors (see below), whose sum is σ = 432673920. Its totient is φ = 94187136.

The previous prime is 204072541. The next prime is 204072571. The reversal of 204072544 is 445270402.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204072541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244864 + ... + 245695.

It is an arithmetic number, because the mean of its divisors is an integer number (18028080).

Almost surely, 2^204072544 is an apocalyptic number.

It is an amenable number.

204072544 is an abundant number, since it is smaller than the sum of its proper divisors (228601376).

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

204072544 is a wasteful number, since it uses less digits than its factorization.

204072544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490582 (or 490574 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 28.

The square root of 204072544 is about 14285.3961793154. The cubic root of 204072544 is about 588.7463027492.

The spelling of 204072544 in words is "two hundred four million, seventy-two thousand, five hundred forty-four".