922438564 has 48 divisors (see below), whose sum is σ = 1764186480. Its totient is φ = 420249600.

The previous prime is 922438501. The next prime is 922438571. The reversal of 922438564 is 465834229.

It can be written as a sum of positive squares in 8 ways, for example, as 655769664 + 266668900 = 25608^2 + 16330^2 .

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 922438564.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 575364 + ... + 576964.

It is an arithmetic number, because the mean of its divisors is an integer number (36753885).

Almost surely, 2^922438564 is an apocalyptic number.

It is an amenable number.

922438564 is a deficient number, since it is larger than the sum of its proper divisors (841747916).

922438564 is a wasteful number, since it uses less digits than its factorization.

922438564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1888 (or 1886 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The square root of 922438564 is about 30371.6737108774. The cubic root of 922438564 is about 973.4473869705.

The spelling of 922438564 in words is "nine hundred twenty-two million, four hundred thirty-eight thousand, five hundred sixty-four".