22536845 has 8 divisors (see below), whose sum is σ = 27916800. Its totient is φ = 17447760.

The previous prime is 22536841. The next prime is 22536863. The reversal of 22536845 is 54863522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22536845 - 2² = 22536841 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22536841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72545 + ... + 72854.

It is an arithmetic number, because the mean of its divisors is an integer number (3489600).

Almost surely, 2^22536845 is an apocalyptic number.

It is an amenable number.

22536845 is a deficient number, since it is larger than the sum of its proper divisors (5379955).

22536845 is a wasteful number, since it uses less digits than its factorization.

22536845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145435.

The product of its digits is 57600, while the sum is 35.

The square root of 22536845 is about 4747.2987055798. The cubic root of 22536845 is about 282.4648245028.

The spelling of 22536845 in words is "twenty-two million, five hundred thirty-six thousand, eight hundred forty-five".