422005564 has 48 divisors (see below), whose sum is σ = 810573120. Its totient is φ = 191600640.

The previous prime is 422005559. The next prime is 422005601. The reversal of 422005564 is 465500224.

It is a congruent number.

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, 161452 + ... + 164044.

It is an arithmetic number, because the mean of its divisors is an integer number (16886940).

Almost surely, 2^422005564 is an apocalyptic number.

It is an amenable number.

422005564 is a deficient number, since it is larger than the sum of its proper divisors (388567556).

422005564 is a wasteful number, since it uses less digits than its factorization.

422005564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2710 (or 2708 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 422005564 is about 20542.7740093688. The cubic root of 422005564 is about 750.0773632789.

Adding to 422005564 its reverse (465500224), we get a palindrome (887505788).

The spelling of 422005564 in words is "four hundred twenty-two million, five thousand, five hundred sixty-four".