23264861 has 2 divisors, whose sum is σ = 23264862. Its totient is φ = 23264860.

The previous prime is 23264831. The next prime is 23264869. The reversal of 23264861 is 16846232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16556761 + 6708100 = 4069^2 + 2590^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23264861 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p_1463837 and since 23264861 and 1463837 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23264869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11632430 + 11632431.

It is an arithmetic number, because the mean of its divisors is an integer number (11632431).

Almost surely, 2^23264861 is an apocalyptic number.

It is an amenable number.

23264861 is a deficient number, since it is larger than the sum of its proper divisors (1).

23264861 is an equidigital number, since it uses as much as digits as its factorization.

23264861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 32.

The square root of 23264861 is about 4823.3661482413. The cubic root of 23264861 is about 285.4741711569.

The spelling of 23264861 in words is "twenty-three million, two hundred sixty-four thousand, eight hundred sixty-one".