204204022 has 32 divisors (see below), whose sum is σ = 349207200. Its totient is φ = 88704000.

The previous prime is 204203981. The next prime is 204204031. The reversal of 204204022 is 220402402.

It is a junction number, because it is equal to n+sod(n) for n = 204203987 and 204204005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62854 + ... + 66022.

It is an arithmetic number, because the mean of its divisors is an integer number (10912725).

Almost surely, 2^204204022 is an apocalyptic number.

204204022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

204204022 is a deficient number, since it is larger than the sum of its proper divisors (145003178).

204204022 is a wasteful number, since it uses less digits than its factorization.

204204022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3312.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 204204022 is about 14289.9972708185. The cubic root of 204204022 is about 588.8727129742.

Adding to 204204022 its reverse (220402402), we get a palindrome (424606424).

It can be divided in two parts, 20420 and 4022, that added together give a palindrome (24442).

The spelling of 204204022 in words is "two hundred four million, two hundred four thousand, twenty-two".