622669204 has 6 divisors (see below), whose sum is σ = 1089671114. Its totient is φ = 311334600.

The previous prime is 622669199. The next prime is 622669213. The reversal of 622669204 is 402966226.

It can be written as a sum of positive squares in only one way, i.e., 614940804 + 7728400 = 24798^2 + 2780^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77833647 + ... + 77833654.

Almost surely, 2^622669204 is an apocalyptic number.

It is an amenable number.

622669204 is a deficient number, since it is larger than the sum of its proper divisors (467001910).

622669204 is a wasteful number, since it uses less digits than its factorization.

622669204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155667305 (or 155667303 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 622669204 is about 24953.3405378919. The cubic root of 622669204 is about 853.9238213763.

The spelling of 622669204 in words is "six hundred twenty-two million, six hundred sixty-nine thousand, two hundred four".