23633873 has 6 divisors (see below), whose sum is σ = 24421842. Its totient is φ = 22870560.

The previous prime is 23633867. The next prime is 23633879. The reversal of 23633873 is 37833632.

It is an interprime number because it is at equal distance from previous prime (23633867) and next prime (23633879).

It can be written as a sum of positive squares in only one way, i.e., 15499969 + 8133904 = 3937^2 + 2852^2 .

It is not a de Polignac number, because 23633873 - 2¹⁰ = 23632849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23633879) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11336 + ... + 13257.

It is an arithmetic number, because the mean of its divisors is an integer number (4070307).

Almost surely, 2^23633873 is an apocalyptic number.

It is an amenable number.

23633873 is a deficient number, since it is larger than the sum of its proper divisors (787969).

23633873 is an equidigital number, since it uses as much as digits as its factorization.

23633873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24655 (or 24624 counting only the distinct ones).

The product of its digits is 54432, while the sum is 35.

The square root of 23633873 is about 4861.4681938690. The cubic root of 23633873 is about 286.9755955405.

The spelling of 23633873 in words is "twenty-three million, six hundred thirty-three thousand, eight hundred seventy-three".