23239355 has 4 divisors (see below), whose sum is σ = 27887232. Its totient is φ = 18591480.

The previous prime is 23239339. The next prime is 23239373. The reversal of 23239355 is 55393232.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23239355 - 2⁴ = 23239339 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2323931 + ... + 2323940.

It is an arithmetic number, because the mean of its divisors is an integer number (6971808).

Almost surely, 2^23239355 is an apocalyptic number.

23239355 is a deficient number, since it is larger than the sum of its proper divisors (4647877).

23239355 is an equidigital number, since it uses as much as digits as its factorization.

23239355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4647876.

The product of its digits is 24300, while the sum is 32.

The square root of 23239355 is about 4820.7214190409. The cubic root of 23239355 is about 285.3698082332.

The spelling of 23239355 in words is "twenty-three million, two hundred thirty-nine thousand, three hundred fifty-five".