23133524 has 6 divisors (see below), whose sum is σ = 40483674. Its totient is φ = 11566760.

The previous prime is 23133497. The next prime is 23133563. The reversal of 23133524 is 42533132.

It can be written as a sum of positive squares in only one way, i.e., 15460624 + 7672900 = 3932^2 + 2770^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23133524.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2891687 + ... + 2891694.

It is an arithmetic number, because the mean of its divisors is an integer number (6747279).

Almost surely, 2^23133524 is an apocalyptic number.

It is an amenable number.

23133524 is a deficient number, since it is larger than the sum of its proper divisors (17350150).

23133524 is a wasteful number, since it uses less digits than its factorization.

23133524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5783385 (or 5783383 counting only the distinct ones).

The product of its digits is 2160, while the sum is 23.

The square root of 23133524 is about 4809.7322170782. The cubic root of 23133524 is about 284.9359618098.

Adding to 23133524 its reverse (42533132), we get a palindrome (65666656).

The spelling of 23133524 in words is "twenty-three million, one hundred thirty-three thousand, five hundred twenty-four".