22475136 has 64 divisors (see below), whose sum is σ = 60367680. Its totient is φ = 7408128.

The previous prime is 22475113. The next prime is 22475137. The reversal of 22475136 is 63157422.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22475137) 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 7 ways as a sum of consecutive naturals, for example, 40815 + ... + 41361.

It is an arithmetic number, because the mean of its divisors is an integer number (943245).

Almost surely, 2^22475136 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 22475136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30183840).

22475136 is an abundant number, since it is smaller than the sum of its proper divisors (37892544).

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

22475136 is a wasteful number, since it uses less digits than its factorization.

22475136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671 (or 659 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 22475136 is about 4740.7948700613. The cubic root of 22475136 is about 282.2067795804.

The spelling of 22475136 in words is "twenty-two million, four hundred seventy-five thousand, one hundred thirty-six".