422817456 has 40 divisors (see below), whose sum is σ = 1093148784. Its totient is φ = 140826880.

The previous prime is 422817443. The next prime is 422817467. The reversal of 422817456 is 654718224.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75886 + ... + 81266.

Almost surely, 2^422817456 is an apocalyptic number.

It is an amenable number.

422817456 is an abundant number, since it is smaller than the sum of its proper divisors (670331328).

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

422817456 is a wasteful number, since it uses less digits than its factorization.

422817456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7029 (or 7023 counting only the distinct ones).

The product of its digits is 107520, while the sum is 39.

The square root of 422817456 is about 20562.5255258200. The cubic root of 422817456 is about 750.5580770747.

The spelling of 422817456 in words is "four hundred twenty-two million, eight hundred seventeen thousand, four hundred fifty-six".