23313393 has 16 divisors (see below), whose sum is σ = 34616640. Its totient is φ = 15507072.

The previous prime is 23313383. The next prime is 23313413. The reversal of 23313393 is 39331332.

It is not a de Polignac number, because 23313393 - 2⁴ = 23313377 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (23313373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17530 + ... + 18812.

It is an arithmetic number, because the mean of its divisors is an integer number (2163540).

Almost surely, 2^23313393 is an apocalyptic number.

It is an amenable number.

23313393 is a deficient number, since it is larger than the sum of its proper divisors (11303247).

23313393 is a wasteful number, since it uses less digits than its factorization.

23313393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965 (or 1959 counting only the distinct ones).

The product of its digits is 4374, while the sum is 27.

The square root of 23313393 is about 4828.3944536461. The cubic root of 23313393 is about 285.6725391268.

The spelling of 23313393 in words is "twenty-three million, three hundred thirteen thousand, three hundred ninety-three".