22523464 has 16 divisors (see below), whose sum is σ = 42347520. Its totient is φ = 11230800.

The previous prime is 22523447. The next prime is 22523467. The reversal of 22523464 is 46432522.

It is not an unprimeable number, because it can be changed into a prime (22523467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 612 + ... + 6739.

It is an arithmetic number, because the mean of its divisors is an integer number (2646720).

Almost surely, 2^22523464 is an apocalyptic number.

It is an amenable number.

22523464 is a deficient number, since it is larger than the sum of its proper divisors (19824056).

22523464 is a wasteful number, since it uses less digits than its factorization.

22523464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7740 (or 7736 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 22523464 is about 4745.8891685331. The cubic root of 22523464 is about 282.4089099902.

Adding to 22523464 its reverse (46432522), we get a palindrome (68955986).

The spelling of 22523464 in words is "twenty-two million, five hundred twenty-three thousand, four hundred sixty-four".