22135005 has 32 divisors (see below), whose sum is σ = 39726720. Its totient is φ = 11692800.

The previous prime is 22134989. The next prime is 22135051. The reversal of 22135005 is 50053122.

It is a happy number.

It is not a de Polignac number, because 22135005 - 2⁴ = 22134989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14530 + ... + 15980.

It is an arithmetic number, because the mean of its divisors is an integer number (1241460).

Almost surely, 2^22135005 is an apocalyptic number.

It is an amenable number.

22135005 is a deficient number, since it is larger than the sum of its proper divisors (17591715).

22135005 is a wasteful number, since it uses less digits than its factorization.

22135005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1578 (or 1572 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 22135005 is about 4704.7853298530. The cubic root of 22135005 is about 280.7759302548.

Adding to 22135005 its reverse (50053122), we get a palindrome (72188127).

The spelling of 22135005 in words is "twenty-two million, one hundred thirty-five thousand, five".