236623223 has 2 divisors, whose sum is σ = 236623224. Its totient is φ = 236623222.

The previous prime is 236623213. The next prime is 236623237. The reversal of 236623223 is 322326632.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 236623223 - 2²⁴ = 219846007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (236623213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118311611 + 118311612.

It is an arithmetic number, because the mean of its divisors is an integer number (118311612).

Almost surely, 2^236623223 is an apocalyptic number.

236623223 is a deficient number, since it is larger than the sum of its proper divisors (1).

236623223 is an equidigital number, since it uses as much as digits as its factorization.

236623223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 29.

The square root of 236623223 is about 15382.5623028155. The cubic root of 236623223 is about 618.5181598791.

Adding to 236623223 its reverse (322326632), we get a palindrome (558949855).

The spelling of 236623223 in words is "two hundred thirty-six million, six hundred twenty-three thousand, two hundred twenty-three".