22032239 has 2 divisors, whose sum is σ = 22032240. Its totient is φ = 22032238.

The previous prime is 22032233. The next prime is 22032253. The reversal of 22032239 is 93223022.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22032239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22032233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11016119 + 11016120.

It is an arithmetic number, because the mean of its divisors is an integer number (11016120).

Almost surely, 2^22032239 is an apocalyptic number.

22032239 is a deficient number, since it is larger than the sum of its proper divisors (1).

22032239 is an equidigital number, since it uses as much as digits as its factorization.

22032239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 22032239 is about 4693.8511906536. The cubic root of 22032239 is about 280.3407373928.

The spelling of 22032239 in words is "twenty-two million, thirty-two thousand, two hundred thirty-nine".