22625565 has 32 divisors (see below), whose sum is σ = 37601280. Its totient is φ = 11609664.

The previous prime is 22625557. The next prime is 22625569. The reversal of 22625565 is 56552622.

22625565 = T₃₅ + T₃₆ + ... + T₅₁₃.

It is not a de Polignac number, because 22625565 - 2³ = 22625557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22625569) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46996 + ... + 47474.

It is an arithmetic number, because the mean of its divisors is an integer number (1175040).

Almost surely, 2^22625565 is an apocalyptic number.

It is an amenable number.

22625565 is a deficient number, since it is larger than the sum of its proper divisors (14975715).

22625565 is a wasteful number, since it uses less digits than its factorization.

22625565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601.

The product of its digits is 36000, while the sum is 33.

The square root of 22625565 is about 4756.6337887208. The cubic root of 22625565 is about 282.8349956059.

The spelling of 22625565 in words is "twenty-two million, six hundred twenty-five thousand, five hundred sixty-five".