204347542 has 24 divisors (see below), whose sum is σ = 363302496. Its totient is φ = 85922928.

The previous prime is 204347501. The next prime is 204347551. The reversal of 204347542 is 245743402.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14478 + ... + 24865.

It is an arithmetic number, because the mean of its divisors is an integer number (15137604).

Almost surely, 2^204347542 is an apocalyptic number.

204347542 is a deficient number, since it is larger than the sum of its proper divisors (158954954).

204347542 is a wasteful number, since it uses less digits than its factorization.

204347542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39412 (or 39405 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 31.

The square root of 204347542 is about 14295.0180832345. The cubic root of 204347542 is about 589.0106391176.

The spelling of 204347542 in words is "two hundred four million, three hundred forty-seven thousand, five hundred forty-two".