22331039 has 2 divisors, whose sum is σ = 22331040. Its totient is φ = 22331038.

The previous prime is 22331027. The next prime is 22331053. The reversal of 22331039 is 93013322.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22331039 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22331339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11165519 + 11165520.

It is an arithmetic number, because the mean of its divisors is an integer number (11165520).

Almost surely, 2^22331039 is an apocalyptic number.

22331039 is a deficient number, since it is larger than the sum of its proper divisors (1).

22331039 is an equidigital number, since it uses as much as digits as its factorization.

22331039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 22331039 is about 4725.5728753242. The cubic root of 22331039 is about 281.6023728856.

The spelling of 22331039 in words is "twenty-two million, three hundred thirty-one thousand, thirty-nine".