22480476 has 48 divisors (see below), whose sum is σ = 55931904. Its totient is φ = 7011136.

The previous prime is 22480463. The next prime is 22480483. The reversal of 22480476 is 67408422.

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, 12106 + ... + 13838.

It is an arithmetic number, because the mean of its divisors is an integer number (1165248).

Almost surely, 2^22480476 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22480476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27965952).

22480476 is an abundant number, since it is smaller than the sum of its proper divisors (33451428).

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

22480476 is a wasteful number, since it uses less digits than its factorization.

22480476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810 (or 1808 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 22480476 is about 4741.3580333065. The cubic root of 22480476 is about 282.2291282011.

Adding to 22480476 its reverse (67408422), we get a palindrome (89888898).

The spelling of 22480476 in words is "twenty-two million, four hundred eighty thousand, four hundred seventy-six".