23372533 has 4 divisors (see below), whose sum is σ = 23405760. Its totient is φ = 23339308.

The previous prime is 23372519. The next prime is 23372563. The reversal of 23372533 is 33527332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23372533 - 2¹⁷ = 23241461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23372513) 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, 15535 + ... + 16972.

It is an arithmetic number, because the mean of its divisors is an integer number (5851440).

Almost surely, 2^23372533 is an apocalyptic number.

It is an amenable number.

23372533 is a deficient number, since it is larger than the sum of its proper divisors (33227).

23372533 is an equidigital number, since it uses as much as digits as its factorization.

23372533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33226.

The product of its digits is 11340, while the sum is 28.

The square root of 23372533 is about 4834.5147636552. The cubic root of 23372533 is about 285.9138940748.

Adding to 23372533 its reverse (33527332), we get a palindrome (56899865).

The spelling of 23372533 in words is "twenty-three million, three hundred seventy-two thousand, five hundred thirty-three".