22504048 has 20 divisors (see below), whose sum is σ = 49830640. Its totient is φ = 9644544.

The previous prime is 22504043. The next prime is 22504049. The reversal of 22504048 is 84040522.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22504043) 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, 100353 + ... + 100576.

It is an arithmetic number, because the mean of its divisors is an integer number (2491532).

Almost surely, 2^22504048 is an apocalyptic number.

22504048 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22504048 is an abundant number, since it is smaller than the sum of its proper divisors (27326592).

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

22504048 is a wasteful number, since it uses less digits than its factorization.

22504048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200944 (or 200938 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 22504048 is about 4743.8431677280. The cubic root of 22504048 is about 282.3277379328.

The spelling of 22504048 in words is "twenty-two million, five hundred four thousand, forty-eight".