22733139 has 32 divisors (see below), whose sum is σ = 37497600. Its totient is φ = 12044160.

The previous prime is 22733099. The next prime is 22733143. The reversal of 22733139 is 93133722.

It is not a de Polignac number, because 22733139 - 2⁸ = 22732883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22733159) 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 in 31 ways as a sum of consecutive naturals, for example, 6757 + ... + 9545.

It is an arithmetic number, because the mean of its divisors is an integer number (1171800).

Almost surely, 2^22733139 is an apocalyptic number.

22733139 is a deficient number, since it is larger than the sum of its proper divisors (14764461).

22733139 is a wasteful number, since it uses less digits than its factorization.

22733139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2835.

The product of its digits is 6804, while the sum is 30.

The square root of 22733139 is about 4767.9281664052. The cubic root of 22733139 is about 283.2825365298.

The spelling of 22733139 in words is "twenty-two million, seven hundred thirty-three thousand, one hundred thirty-nine".