422796864 has 56 divisors (see below), whose sum is σ = 1278461248. Its totient is φ = 120798720.

The previous prime is 422796859. The next prime is 422796877. The reversal of 422796864 is 468697224.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 155947 + ... + 158634.

Almost surely, 2^422796864 is an apocalyptic number.

It is an amenable number.

422796864 is an abundant number, since it is smaller than the sum of its proper divisors (855664384).

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

422796864 is a wasteful number, since it uses less digits than its factorization.

422796864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314603 (or 314593 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 48.

The square root of 422796864 is about 20562.0248030198. The cubic root of 422796864 is about 750.5458923501.

It can be divided in two parts, 422796 and 864, that added together give a triangular number (423660 = T₉₂₀).

The spelling of 422796864 in words is "four hundred twenty-two million, seven hundred ninety-six thousand, eight hundred sixty-four".