22043135 has 16 divisors (see below), whose sum is σ = 29484000. Its totient is φ = 15722496.

The previous prime is 22043129. The next prime is 22043137. The reversal of 22043135 is 53134022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22043135 - 2⁸ = 22042879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22043137) 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, 5210 + ... + 8439.

It is an arithmetic number, because the mean of its divisors is an integer number (1842750).

Almost surely, 2^22043135 is an apocalyptic number.

22043135 is a deficient number, since it is larger than the sum of its proper divisors (7440865).

22043135 is a wasteful number, since it uses less digits than its factorization.

22043135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13690.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 22043135 is about 4695.0117145754. The cubic root of 22043135 is about 280.3869437613.

Adding to 22043135 its reverse (53134022), we get a palindrome (75177157).

The spelling of 22043135 in words is "twenty-two million, forty-three thousand, one hundred thirty-five".