22266465 has 32 divisors (see below), whose sum is σ = 38828160. Its totient is φ = 10830336.

The previous prime is 22266457. The next prime is 22266467. The reversal of 22266465 is 56466222.

It is not a de Polignac number, because 22266465 - 2³ = 22266457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22266467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16714 + ... + 17996.

It is an arithmetic number, because the mean of its divisors is an integer number (1213380).

Almost surely, 2^22266465 is an apocalyptic number.

It is an amenable number.

22266465 is a deficient number, since it is larger than the sum of its proper divisors (16561695).

22266465 is a wasteful number, since it uses less digits than its factorization.

22266465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393.

The product of its digits is 34560, while the sum is 33.

The square root of 22266465 is about 4718.7355297791. The cubic root of 22266465 is about 281.3306771023.

The spelling of 22266465 in words is "twenty-two million, two hundred sixty-six thousand, four hundred sixty-five".