22524480 has 280 divisors, whose sum is σ = 88513920. Its totient is φ = 5391360.

The previous prime is 22524449. The next prime is 22524493. The reversal of 22524480 is 8442522.

It is a happy number.

It is a super-3 number, since 3×22524480³ (a number of 23 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 12.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 285081 + ... + 285159.

Almost surely, 2^22524480 is an apocalyptic number.

22524480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22524480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44256960).

22524480 is an abundant number, since it is smaller than the sum of its proper divisors (65989440).

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

22524480 is a wasteful number, since it uses less digits than its factorization.

22524480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 22524480 is about 4745.9962073310. The cubic root of 22524480 is about 282.4131562752.

The spelling of 22524480 in words is "twenty-two million, five hundred twenty-four thousand, four hundred eighty".