23265321 has 4 divisors (see below), whose sum is σ = 31020432. Its totient is φ = 15510212.

The previous prime is 23265317. The next prime is 23265323. The reversal of 23265321 is 12356232.

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 23265321 - 2² = 23265317 is a prime.

It is a super-2 number, since 2×23265321² = 1082550322466082, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23265291 and 23265300.

It is not an unprimeable number, because it can be changed into a prime (23265323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3877551 + ... + 3877556.

It is an arithmetic number, because the mean of its divisors is an integer number (7755108).

Almost surely, 2^23265321 is an apocalyptic number.

It is an amenable number.

23265321 is a deficient number, since it is larger than the sum of its proper divisors (7755111).

23265321 is an equidigital number, since it uses as much as digits as its factorization.

23265321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7755110.

The product of its digits is 2160, while the sum is 24.

The square root of 23265321 is about 4823.4138325464. The cubic root of 23265321 is about 285.4760526389.

The spelling of 23265321 in words is "twenty-three million, two hundred sixty-five thousand, three hundred twenty-one".