622650508 has 12 divisors (see below), whose sum is σ = 1103431840. Its totient is φ = 307384272.

The previous prime is 622650499. The next prime is 622650521. The reversal of 622650508 is 805056226.

It is a super-2 number, since 2×622650508² = 775387310225316128, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 984891 + ... + 985522.

Almost surely, 2^622650508 is an apocalyptic number.

It is an amenable number.

622650508 is a deficient number, since it is larger than the sum of its proper divisors (480781332).

622650508 is a wasteful number, since it uses less digits than its factorization.

622650508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1970496 (or 1970494 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 622650508 is about 24952.9659158987. The cubic root of 622650508 is about 853.9152747733.

The spelling of 622650508 in words is "six hundred twenty-two million, six hundred fifty thousand, five hundred eight".