22285266 has 32 divisors (see below), whose sum is σ = 48299328. Its totient is φ = 6827520.

The previous prime is 22285261. The next prime is 22285273. The reversal of 22285266 is 66258222.

It is not an unprimeable number, because it can be changed into a prime (22285261) 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 15 ways as a sum of consecutive naturals, for example, 1846 + ... + 6926.

It is an arithmetic number, because the mean of its divisors is an integer number (1509354).

Almost surely, 2^22285266 is an apocalyptic number.

22285266 is an abundant number, since it is smaller than the sum of its proper divisors (26014062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22285266 is a wasteful number, since it uses less digits than its factorization.

22285266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5146.

The product of its digits is 23040, while the sum is 33.

The square root of 22285266 is about 4720.7272744779. The cubic root of 22285266 is about 281.4098366525.

The spelling of 22285266 in words is "twenty-two million, two hundred eighty-five thousand, two hundred sixty-six".