22480564 has 12 divisors (see below), whose sum is σ = 39499488. Its totient is φ = 11195000.

The previous prime is 22480543. The next prime is 22480567. The reversal of 22480564 is 46508422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22480567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10192 + ... + 12199.

It is an arithmetic number, because the mean of its divisors is an integer number (3291624).

Almost surely, 2^22480564 is an apocalyptic number.

It is an amenable number.

22480564 is a deficient number, since it is larger than the sum of its proper divisors (17018924).

22480564 is a wasteful number, since it uses less digits than its factorization.

22480564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22646 (or 22644 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 22480564 is about 4741.3673133391. The cubic root of 22480564 is about 282.2294964634.

Adding to 22480564 its reverse (46508422), we get a palindrome (68988986).

The spelling of 22480564 in words is "twenty-two million, four hundred eighty thousand, five hundred sixty-four".