22333139 has 2 divisors, whose sum is σ = 22333140. Its totient is φ = 22333138.

The previous prime is 22333123. The next prime is 22333153. The reversal of 22333139 is 93133322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22333139 - 2⁴ = 22333123 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22333739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11166569 + 11166570.

It is an arithmetic number, because the mean of its divisors is an integer number (11166570).

Almost surely, 2^22333139 is an apocalyptic number.

22333139 is a deficient number, since it is larger than the sum of its proper divisors (1).

22333139 is an equidigital number, since it uses as much as digits as its factorization.

22333139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916, while the sum is 26.

The square root of 22333139 is about 4725.7950653832. The cubic root of 22333139 is about 281.6111998588.

It can be divided in two parts, 2233313 and 9, that added together give a palindrome (2233322).

The spelling of 22333139 in words is "twenty-two million, three hundred thirty-three thousand, one hundred thirty-nine".