22336530 has 32 divisors (see below), whose sum is σ = 55059264. Its totient is φ = 5795136.

The previous prime is 22336511. The next prime is 22336537. The reversal of 22336530 is 3563322.

It is a self number, because there is not a number n which added to its sum of digits gives 22336530.

It is not an unprimeable number, because it can be changed into a prime (22336537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8952 + ... + 11171.

It is an arithmetic number, because the mean of its divisors is an integer number (1720602).

Almost surely, 2^22336530 is an apocalyptic number.

22336530 is an abundant number, since it is smaller than the sum of its proper divisors (32722734).

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

22336530 is a wasteful number, since it uses less digits than its factorization.

22336530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20170.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 22336530 is about 4726.1538273738. The cubic root of 22336530 is about 281.6254521508.

Adding to 22336530 its reverse (3563322), we get a palindrome (25899852).

The spelling of 22336530 in words is "twenty-two million, three hundred thirty-six thousand, five hundred thirty".