22480587 has 12 divisors (see below), whose sum is σ = 33264504. Its totient is φ = 14621280.

The previous prime is 22480583. The next prime is 22480603. The reversal of 22480587 is 78508422.

It is a happy number.

It is not a de Polignac number, because 22480587 - 2² = 22480583 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22480583) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 30093 + ... + 30830.

It is an arithmetic number, because the mean of its divisors is an integer number (2772042).

Almost surely, 2^22480587 is an apocalyptic number.

22480587 is a deficient number, since it is larger than the sum of its proper divisors (10783917).

22480587 is a wasteful number, since it uses less digits than its factorization.

22480587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60970 (or 60967 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 36.

The square root of 22480587 is about 4741.3697387991. The cubic root of 22480587 is about 282.2295927135.

The spelling of 22480587 in words is "twenty-two million, four hundred eighty thousand, five hundred eighty-seven".