422614656 has 48 divisors (see below), whose sum is σ = 1216121010. Its totient is φ = 140871168.

The previous prime is 422614639. The next prime is 422614667. The reversal of 422614656 is 656416224.

It can be written as a sum of positive squares in only one way, i.e., 401601600 + 21013056 = 20040^2 + 4584^2 .

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 422614656.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 182275 + ... + 184578.

Almost surely, 2^422614656 is an apocalyptic number.

It is an amenable number.

422614656 is an abundant number, since it is smaller than the sum of its proper divisors (793506354).

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

422614656 is a wasteful number, since it uses less digits than its factorization.

422614656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366873 (or 366858 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 422614656 is about 20557.5936334971. The cubic root of 422614656 is about 750.4380587562.

The spelling of 422614656 in words is "four hundred twenty-two million, six hundred fourteen thousand, six hundred fifty-six".