204200542 has 48 divisors (see below), whose sum is σ = 397020960. Its totient is φ = 77982912.

The previous prime is 204200539. The next prime is 204200567. The reversal of 204200542 is 245002402.

It is a super-2 number, since 2×204200542² = 83395722706187528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34183 + ... + 39709.

It is an arithmetic number, because the mean of its divisors is an integer number (8271270).

Almost surely, 2^204200542 is an apocalyptic number.

204200542 is a deficient number, since it is larger than the sum of its proper divisors (192820418).

204200542 is a wasteful number, since it uses less digits than its factorization.

204200542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5585 (or 5578 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 204200542 is about 14289.8755068055. The cubic root of 204200542 is about 588.8693678088.

Adding to 204200542 its reverse (245002402), we get a palindrome (449202944).

The spelling of 204200542 in words is "two hundred four million, two hundred thousand, five hundred forty-two".