22523382 has 24 divisors (see below), whose sum is σ = 55772496. Its totient is φ = 6435216.

The previous prime is 22523381. The next prime is 22523383. The reversal of 22523382 is 28332522.

It is an interprime number because it is at equal distance from previous prime (22523381) and next prime (22523383).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22523381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89253 + ... + 89504.

It is an arithmetic number, because the mean of its divisors is an integer number (2323854).

Almost surely, 2^22523382 is an apocalyptic number.

22523382 is an abundant number, since it is smaller than the sum of its proper divisors (33249114).

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

22523382 is a wasteful number, since it uses less digits than its factorization.

22523382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178772 (or 178769 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 22523382 is about 4745.8805294697. The cubic root of 22523382 is about 282.4085672727.

The spelling of 22523382 in words is "twenty-two million, five hundred twenty-three thousand, three hundred eighty-two".