23261873 has 4 divisors (see below), whose sum is σ = 24012288. Its totient is φ = 22511460.

The previous prime is 23261869. The next prime is 23261879. The reversal of 23261873 is 37816232.

It is a happy number.

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 23261873 - 2² = 23261869 is a prime.

It is a super-2 number, since 2×23261873² = 1082229470936258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23261879) 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, 375161 + ... + 375222.

It is an arithmetic number, because the mean of its divisors is an integer number (6003072).

Almost surely, 2^23261873 is an apocalyptic number.

It is an amenable number.

23261873 is a deficient number, since it is larger than the sum of its proper divisors (750415).

23261873 is an equidigital number, since it uses as much as digits as its factorization.

23261873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750414.

The product of its digits is 12096, while the sum is 32.

The square root of 23261873 is about 4823.0563961040. The cubic root of 23261873 is about 285.4619491003.

The spelling of 23261873 in words is "twenty-three million, two hundred sixty-one thousand, eight hundred seventy-three".