422624312 has 32 divisors (see below), whose sum is σ = 865505520. Its totient is φ = 191869440.

The previous prime is 422624273. The next prime is 422624327. The reversal of 422624312 is 213426224.

It is a happy number.

It is a super-2 number, since 2×422624312² = 357222618186946688, which contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 85328 + ... + 90144.

Almost surely, 2^422624312 is an apocalyptic number.

It is an amenable number.

422624312 is an abundant number, since it is smaller than the sum of its proper divisors (442881208).

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

422624312 is a wasteful number, since it uses less digits than its factorization.

422624312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5831 (or 5827 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 422624312 is about 20557.8284845457. The cubic root of 422624312 is about 750.4437741083.

The spelling of 422624312 in words is "four hundred twenty-two million, six hundred twenty-four thousand, three hundred twelve".