22560613 has 4 divisors (see below), whose sum is σ = 22582348. Its totient is φ = 22538880.

The previous prime is 22560607. The next prime is 22560617. The reversal of 22560613 is 31606522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31606522 = 2 ⋅15803261.

It can be written as a sum of positive squares in 2 ways, for example, as 14455204 + 8105409 = 3802^2 + 2847^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22560613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22560617) 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, 9228 + ... + 11413.

It is an arithmetic number, because the mean of its divisors is an integer number (5645587).

Almost surely, 2^22560613 is an apocalyptic number.

It is an amenable number.

22560613 is a deficient number, since it is larger than the sum of its proper divisors (21735).

22560613 is a wasteful number, since it uses less digits than its factorization.

22560613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21734.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 22560613 is about 4749.8013642678. The cubic root of 22560613 is about 282.5640881043.

The spelling of 22560613 in words is "twenty-two million, five hundred sixty thousand, six hundred thirteen".