22536342 has 24 divisors (see below), whose sum is σ = 49752144. Its totient is φ = 7370064.

The previous prime is 22536329. The next prime is 22536361. The reversal of 22536342 is 24363522.

22536342 is a `hidden beast` number, since 2 + 25 + 3 + 634 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10858 + ... + 12765.

It is an arithmetic number, because the mean of its divisors is an integer number (2073006).

Almost surely, 2^22536342 is an apocalyptic number.

22536342 is an abundant number, since it is smaller than the sum of its proper divisors (27215802).

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

22536342 is a wasteful number, since it uses less digits than its factorization.

22536342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23684 (or 23681 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 22536342 is about 4747.2457277879. The cubic root of 22536342 is about 282.4627230423.

Adding to 22536342 its reverse (24363522), we get a palindrome (46899864).

The spelling of 22536342 in words is "twenty-two million, five hundred thirty-six thousand, three hundred forty-two".