23323321 has 8 divisors (see below), whose sum is σ = 26734400. Its totient is φ = 19932048.

The previous prime is 23323297. The next prime is 23323331. The reversal of 23323321 is 12332332.

It is a happy number.

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 23323321 - 2¹¹ = 23321273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23323331) 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, 2331 + ... + 7216.

It is an arithmetic number, because the mean of its divisors is an integer number (3341800).

Almost surely, 2^23323321 is an apocalyptic number.

It is an amenable number.

23323321 is a deficient number, since it is larger than the sum of its proper divisors (3411079).

23323321 is an equidigital number, since it uses as much as digits as its factorization.

23323321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9903.

The product of its digits is 648, while the sum is 19.

The square root of 23323321 is about 4829.4224292352. The cubic root of 23323321 is about 285.7130845545.

Adding to 23323321 its reverse (12332332), we get a palindrome (35655653).

The spelling of 23323321 in words is "twenty-three million, three hundred twenty-three thousand, three hundred twenty-one".