22031339 has 8 divisors (see below), whose sum is σ = 24189168. Its totient is φ = 19899360.

The previous prime is 22031333. The next prime is 22031357. The reversal of 22031339 is 93313022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22031339 - 2²⁰ = 20982763 is a prime.

It is a Duffinian number.

22031339 is a modest number, since divided by 31339 gives 22 as remainder.

It is not an unprimeable number, because it can be changed into a prime (22031333) 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 7 ways as a sum of consecutive naturals, for example, 4652 + ... + 8105.

It is an arithmetic number, because the mean of its divisors is an integer number (3023646).

Almost surely, 2^22031339 is an apocalyptic number.

22031339 is a deficient number, since it is larger than the sum of its proper divisors (2157829).

22031339 is a wasteful number, since it uses less digits than its factorization.

22031339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12925.

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

The square root of 22031339 is about 4693.7553195709. The cubic root of 22031339 is about 280.3369201064.

The spelling of 22031339 in words is "twenty-two million, thirty-one thousand, three hundred thirty-nine".