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22136 = 232767

22136 has 8 divisors (see below), whose sum is σ = 41520. Its totient is φ = 11064.

The previous prime is 22133. The next prime is 22147. The reversal of 22136 is 63122.

Subtracting from 22136 its sum of digits (14), we obtain a palindrome (22122).

Adding to 22136 its reverse (63122), we get a palindrome (85258).

It can be divided in two parts, 22 and 136, that multiplied together give a palindrome (2992).

22136 is nontrivially palindromic in base 5.

22136 is an esthetic number in base 16, because in such base its adjacent digits differ by 1.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 22136.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 22136.

It is not an unprimeable number, because it can be changed into a prime (22133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1376 + ... + 1391.

It is an arithmetic number, because the mean of its divisors is an integer number (5190).

222136 is an apocalyptic number.

It is an amenable number.

22136 is a deficient number, since it is larger than the sum of its proper divisors (19384).

22136 is a wasteful number, since it uses less digits than its factorization.

22136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2773 (or 2769 counting only the distinct ones).

The product of its digits is 72, while the sum is 14.

The square root of 22136 is about 148.7817193072. The cubic root of 22136 is about 28.0780137284.

The spelling of 22136 in words is "twenty-two thousand, one hundred thirty-six".

Divisors: 1 2 4 8 2767 5534 11068 22136