22286264 has 128 divisors (see below), whose sum is σ = 59028480. Its totient is φ = 7666560.

The previous prime is 22286233. The next prime is 22286279. The reversal of 22286264 is 46268222.

It is a self number, because there is not a number n which added to its sum of digits gives 22286264.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 968957 + ... + 968979.

It is an arithmetic number, because the mean of its divisors is an integer number (461160).

Almost surely, 2^22286264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22286264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29514240).

22286264 is an abundant number, since it is smaller than the sum of its proper divisors (36742216).

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

22286264 is a wasteful number, since it uses less digits than its factorization.

22286264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82 (or 56 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 22286264 is about 4720.8329773463. The cubic root of 22286264 is about 281.4140373775.

The spelling of 22286264 in words is "twenty-two million, two hundred eighty-six thousand, two hundred sixty-four".