624428466 has 8 divisors (see below), whose sum is σ = 1248856944. Its totient is φ = 208142820.

The previous prime is 624428437. The next prime is 624428471. The reversal of 624428466 is 664824426.

It is a sphenic number, since it is the product of 3 distinct primes.

624428466 is an admirable number.

It is a super-2 number, since 2×624428466² = 779821818302226312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52035700 + ... + 52035711.

It is an arithmetic number, because the mean of its divisors is an integer number (156107118).

Almost surely, 2^624428466 is an apocalyptic number.

624428466 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

624428466 is a wasteful number, since it uses less digits than its factorization.

624428466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104071416.

The product of its digits is 442368, while the sum is 42.

The square root of 624428466 is about 24988.5667055956. The cubic root of 624428466 is about 854.7272780195.

The spelling of 624428466 in words is "six hundred twenty-four million, four hundred twenty-eight thousand, four hundred sixty-six".