204321622 has 16 divisors (see below), whose sum is σ = 315151632. Its totient is φ = 99277920.

The previous prime is 204321613. The next prime is 204321629. The reversal of 204321622 is 226123402.

It is a junction number, because it is equal to n+sod(n) for n = 204321593 and 204321602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204321629) 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, 100597 + ... + 102607.

It is an arithmetic number, because the mean of its divisors is an integer number (19696977).

Almost surely, 2^204321622 is an apocalyptic number.

204321622 is a deficient number, since it is larger than the sum of its proper divisors (110830010).

204321622 is a wasteful number, since it uses less digits than its factorization.

204321622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3423.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 204321622 is about 14294.1114449272. Note that the first 3 decimals coincide. The cubic root of 204321622 is about 588.9857341589.

The spelling of 204321622 in words is "two hundred four million, three hundred twenty-one thousand, six hundred twenty-two".