204052739 has 18 divisors (see below), whose sum is σ = 229584276. Its totient is φ = 179860320.

The previous prime is 204052699. The next prime is 204052741. The reversal of 204052739 is 937250402.

It is a happy number.

It is not a de Polignac number, because 204052739 - 2¹² = 204048643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204022739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2795207 + ... + 2795279.

It is an arithmetic number, because the mean of its divisors is an integer number (12754682).

Almost surely, 2^204052739 is an apocalyptic number.

204052739 is a deficient number, since it is larger than the sum of its proper divisors (25531537).

204052739 is an frugal number, since it uses more digits than its factorization.

204052739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 204052739 is about 14284.7029720607. The cubic root of 204052739 is about 588.7272564213.

The spelling of 204052739 in words is "two hundred four million, fifty-two thousand, seven hundred thirty-nine".