23552921 has 8 divisors (see below), whose sum is σ = 26955840. Its totient is φ = 20159568.

The previous prime is 23552917. The next prime is 23552927. The reversal of 23552921 is 12925532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23552921 - 2² = 23552917 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23552927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4055 + ... + 7971.

It is an arithmetic number, because the mean of its divisors is an integer number (3369480).

Almost surely, 2^23552921 is an apocalyptic number.

It is an amenable number.

23552921 is a deficient number, since it is larger than the sum of its proper divisors (3402919).

23552921 is an equidigital number, since it uses as much as digits as its factorization.

23552921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4783.

The product of its digits is 5400, while the sum is 29.

The square root of 23552921 is about 4853.1351722366. The cubic root of 23552921 is about 286.6475660310.

The spelling of 23552921 in words is "twenty-three million, five hundred fifty-two thousand, nine hundred twenty-one".