22990039 has 2 divisors, whose sum is σ = 22990040. Its totient is φ = 22990038.

The previous prime is 22990021. The next prime is 22990049. The reversal of 22990039 is 93009922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22990039 - 2⁵ = 22990007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22989986 and 22990013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22990049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11495019 + 11495020.

It is an arithmetic number, because the mean of its divisors is an integer number (11495020).

Almost surely, 2^22990039 is an apocalyptic number.

22990039 is a deficient number, since it is larger than the sum of its proper divisors (1).

22990039 is an equidigital number, since it uses as much as digits as its factorization.

22990039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 22990039 is about 4794.7929048083. The cubic root of 22990039 is about 284.3456373338.

The spelling of 22990039 in words is "twenty-two million, nine hundred ninety thousand, thirty-nine".