22396122 has 64 divisors (see below), whose sum is σ = 57369600. Its totient is φ = 6343920.

The previous prime is 22396109. The next prime is 22396141. The reversal of 22396122 is 22169322.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

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, 67497 + ... + 67827.

It is an arithmetic number, because the mean of its divisors is an integer number (896400).

Almost surely, 2^22396122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22396122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28684800).

22396122 is an abundant number, since it is smaller than the sum of its proper divisors (34973478).

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

22396122 is a wasteful number, since it uses less digits than its factorization.

22396122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528 (or 522 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 22396122 is about 4732.4541202213. The cubic root of 22396122 is about 281.8756808292.

The spelling of 22396122 in words is "twenty-two million, three hundred ninety-six thousand, one hundred twenty-two".