233422639 has 2 divisors, whose sum is σ = 233422640. Its totient is φ = 233422638.

The previous prime is 233422627. The next prime is 233422663. The reversal of 233422639 is 936224332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 233422639 - 2⁹ = 233422127 is a prime.

It is a super-2 number, since 2×233422639² = 108972256795448642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233422669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116711319 + 116711320.

It is an arithmetic number, because the mean of its divisors is an integer number (116711320).

Almost surely, 2^233422639 is an apocalyptic number.

233422639 is a deficient number, since it is larger than the sum of its proper divisors (1).

233422639 is an equidigital number, since it uses as much as digits as its factorization.

233422639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 34.

The square root of 233422639 is about 15278.1752509912. The cubic root of 233422639 is about 615.7167829657.

The spelling of 233422639 in words is "two hundred thirty-three million, four hundred twenty-two thousand, six hundred thirty-nine".