23556801 has 4 divisors (see below), whose sum is σ = 31409072. Its totient is φ = 15704532.

The previous prime is 23556791. The next prime is 23556803. The reversal of 23556801 is 10865532.

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 not a de Polignac number, because 23556801 - 2⁵ = 23556769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23556803) 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, 3926131 + ... + 3926136.

It is an arithmetic number, because the mean of its divisors is an integer number (7852268).

Almost surely, 2^23556801 is an apocalyptic number.

It is an amenable number.

23556801 is a deficient number, since it is larger than the sum of its proper divisors (7852271).

23556801 is an equidigital number, since it uses as much as digits as its factorization.

23556801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7852270.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 23556801 is about 4853.5348973712. The cubic root of 23556801 is about 286.6633055011.

The spelling of 23556801 in words is "twenty-three million, five hundred fifty-six thousand, eight hundred one".