22565266 has 8 divisors (see below), whose sum is σ = 33871104. Its totient is φ = 11274900.

The previous prime is 22565261. The next prime is 22565267. The reversal of 22565266 is 66256522.

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

It is not an unprimeable number, because it can be changed into a prime (22565261) 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, 1011 + ... + 6793.

It is an arithmetic number, because the mean of its divisors is an integer number (4233888).

Almost surely, 2^22565266 is an apocalyptic number.

22565266 is a deficient number, since it is larger than the sum of its proper divisors (11305838).

22565266 is a wasteful number, since it uses less digits than its factorization.

22565266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7736.

The product of its digits is 43200, while the sum is 34.

The square root of 22565266 is about 4750.2911489718. The cubic root of 22565266 is about 282.5835125222.

The spelling of 22565266 in words is "twenty-two million, five hundred sixty-five thousand, two hundred sixty-six".