22530195 has 12 divisors (see below), whose sum is σ = 39052416. Its totient is φ = 12016080.

The previous prime is 22530163. The next prime is 22530199. The reversal of 22530195 is 59103522.

It is not a de Polignac number, because 22530195 - 2⁵ = 22530163 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (22530199) 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 11 ways as a sum of consecutive naturals, for example, 250291 + ... + 250380.

It is an arithmetic number, because the mean of its divisors is an integer number (3254368).

Almost surely, 2^22530195 is an apocalyptic number.

22530195 is a deficient number, since it is larger than the sum of its proper divisors (16522221).

22530195 is a wasteful number, since it uses less digits than its factorization.

22530195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500682 (or 500679 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 22530195 is about 4746.5982555932. The cubic root of 22530195 is about 282.4370392491.

The spelling of 22530195 in words is "twenty-two million, five hundred thirty thousand, one hundred ninety-five".