22641135 has 16 divisors (see below), whose sum is σ = 39519360. Its totient is φ = 10977440.

The previous prime is 22641133. The next prime is 22641181. The reversal of 22641135 is 53114622.

It is not a de Polignac number, because 22641135 - 2¹ = 22641133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22641133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68445 + ... + 68774.

It is an arithmetic number, because the mean of its divisors is an integer number (2469960).

Almost surely, 2^22641135 is an apocalyptic number.

22641135 is a deficient number, since it is larger than the sum of its proper divisors (16878225).

22641135 is a wasteful number, since it uses less digits than its factorization.

22641135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137238.

The product of its digits is 1440, while the sum is 24.

The square root of 22641135 is about 4758.2701688744. The cubic root of 22641135 is about 282.8998592694.

Adding to 22641135 its reverse (53114622), we get a palindrome (75755757).

The spelling of 22641135 in words is "twenty-two million, six hundred forty-one thousand, one hundred thirty-five".