24428564 has 12 divisors (see below), whose sum is σ = 42808500. Its totient is φ = 12197568.

The previous prime is 24428563. The next prime is 24428587. The reversal of 24428564 is 46582442.

It can be written as a sum of positive squares in 2 ways, for example, as 20976400 + 3452164 = 4580^2 + 1858^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24428563) 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, 539 + ... + 7010.

It is an arithmetic number, because the mean of its divisors is an integer number (3567375).

Almost surely, 2^24428564 is an apocalyptic number.

It is an amenable number.

24428564 is a deficient number, since it is larger than the sum of its proper divisors (18379936).

24428564 is a wasteful number, since it uses less digits than its factorization.

24428564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8362 (or 8360 counting only the distinct ones).

The product of its digits is 61440, while the sum is 35.

The square root of 24428564 is about 4942.5260747921. The cubic root of 24428564 is about 290.1567285993.

The spelling of 24428564 in words is "twenty-four million, four hundred twenty-eight thousand, five hundred sixty-four".