23563424 has 12 divisors (see below), whose sum is σ = 46390554. Its totient is φ = 11781696.

The previous prime is 23563349. The next prime is 23563469. The reversal of 23563424 is 42436532.

It can be written as a sum of positive squares in only one way, i.e., 17472400 + 6091024 = 4180^2 + 2468^2 .

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 as a sum of consecutive naturals, namely, 368147 + ... + 368210.

Almost surely, 2^23563424 is an apocalyptic number.

It is an amenable number.

23563424 is a deficient number, since it is larger than the sum of its proper divisors (22827130).

23563424 is an equidigital number, since it uses as much as digits as its factorization.

23563424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736367 (or 736359 counting only the distinct ones).

The product of its digits is 17280, while the sum is 29.

The square root of 23563424 is about 4854.2171356461. The cubic root of 23563424 is about 286.6901681351.

Adding to 23563424 its reverse (42436532), we get a palindrome (65999956).

The spelling of 23563424 in words is "twenty-three million, five hundred sixty-three thousand, four hundred twenty-four".