22469562 has 40 divisors (see below), whose sum is σ = 51318036. Its totient is φ = 7345728.

The previous prime is 22469561. The next prime is 22469581. The reversal of 22469562 is 26596422.

It can be written as a sum of positive squares in 2 ways, for example, as 18584721 + 3884841 = 4311^2 + 1971^2 .

It is a super-3 number, since 3×22469562³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22469561) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7278 + ... + 9894.

Almost surely, 2^22469562 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22469562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25659018).

22469562 is an abundant number, since it is smaller than the sum of its proper divisors (28848474).

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

22469562 is a wasteful number, since it uses less digits than its factorization.

22469562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2684 (or 2675 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 22469562 is about 4740.2069575072. The cubic root of 22469562 is about 282.1834478618.

The spelling of 22469562 in words is "twenty-two million, four hundred sixty-nine thousand, five hundred sixty-two".