22059239 has 4 divisors (see below), whose sum is σ = 22070424. Its totient is φ = 22048056.

The previous prime is 22059229. The next prime is 22059241. The reversal of 22059239 is 93295022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22059239 - 2⁴ = 22059223 is a prime.

It is a super-2 number, since 2×22059239² = 973220050518242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22059229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1757 + ... + 6870.

It is an arithmetic number, because the mean of its divisors is an integer number (5517606).

Almost surely, 2^22059239 is an apocalyptic number.

22059239 is a deficient number, since it is larger than the sum of its proper divisors (11185).

22059239 is an equidigital number, since it uses as much as digits as its factorization.

22059239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11184.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 22059239 is about 4696.7264131520. The cubic root of 22059239 is about 280.4552076781.

The spelling of 22059239 in words is "twenty-two million, fifty-nine thousand, two hundred thirty-nine".