204203442 has 16 divisors (see below), whose sum is σ = 422490240. Its totient is φ = 65720592.

The previous prime is 204203437. The next prime is 204203443. The reversal of 204203442 is 244302402.

It is not an unprimeable number, because it can be changed into a prime (204203443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 586618 + ... + 586965.

It is an arithmetic number, because the mean of its divisors is an integer number (26405640).

Almost surely, 2^204203442 is an apocalyptic number.

204203442 is an abundant number, since it is smaller than the sum of its proper divisors (218286798).

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

204203442 is a wasteful number, since it uses less digits than its factorization.

204203442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173617.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 204203442 is about 14289.9769768884. The cubic root of 204203442 is about 588.8721554493.

Adding to 204203442 its reverse (244302402), we get a palindrome (448505844).

The spelling of 204203442 in words is "two hundred four million, two hundred three thousand, four hundred forty-two".