22160536 has 32 divisors (see below), whose sum is σ = 45158400. Its totient is φ = 10156320.

The previous prime is 22160533. The next prime is 22160549. The reversal of 22160536 is 63506122.

It is a self number, because there is not a number n which added to its sum of digits gives 22160536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22160531) 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, 2361 + ... + 7063.

It is an arithmetic number, because the mean of its divisors is an integer number (1411200).

Almost surely, 2^22160536 is an apocalyptic number.

It is an amenable number.

22160536 is an abundant number, since it is smaller than the sum of its proper divisors (22997864).

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

22160536 is a wasteful number, since it uses less digits than its factorization.

22160536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4759 (or 4755 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 22160536 is about 4707.4978491764. The cubic root of 22160536 is about 280.8838398146.

Adding to 22160536 its reverse (63506122), we get a palindrome (85666658).

The spelling of 22160536 in words is "twenty-two million, one hundred sixty thousand, five hundred thirty-six".