622406466 has 24 divisors (see below), whose sum is σ = 1471143024. Its totient is φ = 188607960.

The previous prime is 622406453. The next prime is 622406471. The reversal of 622406466 is 664604226.

622406466 is a `hidden beast` number, since 6 + 2 + 2 + 4 + 0 + 646 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 622406466.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1571536 + ... + 1571931.

It is an arithmetic number, because the mean of its divisors is an integer number (61297626).

Almost surely, 2^622406466 is an apocalyptic number.

622406466 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

622406466 is an abundant number, since it is smaller than the sum of its proper divisors (848736558).

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

622406466 is a wasteful number, since it uses less digits than its factorization.

622406466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3143486 (or 3143483 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 622406466 is about 24948.0753967115. The cubic root of 622406466 is about 853.8036988462.

The spelling of 622406466 in words is "six hundred twenty-two million, four hundred six thousand, four hundred sixty-six".