22539122 has 8 divisors (see below), whose sum is σ = 34124976. Its totient is φ = 11164132.

The previous prime is 22539107. The next prime is 22539131. The reversal of 22539122 is 22193522.

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

It is a junction number, because it is equal to n+sod(n) for n = 22539091 and 22539100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52448 + ... + 52875.

It is an arithmetic number, because the mean of its divisors is an integer number (4265622).

Almost surely, 2^22539122 is an apocalyptic number.

22539122 is a deficient number, since it is larger than the sum of its proper divisors (11585854).

22539122 is a wasteful number, since it uses less digits than its factorization.

22539122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105432.

The product of its digits is 2160, while the sum is 26.

The square root of 22539122 is about 4747.5385201176. The cubic root of 22539122 is about 282.4743370846.

The spelling of 22539122 in words is "twenty-two million, five hundred thirty-nine thousand, one hundred twenty-two".