22532235 has 16 divisors (see below), whose sum is σ = 39329280. Its totient is φ = 10924640.

The previous prime is 22532207. The next prime is 22532239. The reversal of 22532235 is 53223522.

It is not a de Polignac number, because 22532235 - 2⁹ = 22531723 is a prime.

It is a super-2 number, since 2×22532235² = 1015403228190450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22532239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68115 + ... + 68444.

It is an arithmetic number, because the mean of its divisors is an integer number (2458080).

Almost surely, 2^22532235 is an apocalyptic number.

22532235 is a deficient number, since it is larger than the sum of its proper divisors (16797045).

22532235 is a wasteful number, since it uses less digits than its factorization.

22532235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136578.

The product of its digits is 3600, while the sum is 24.

The square root of 22532235 is about 4746.8131414666. The cubic root of 22532235 is about 282.4455634270.

Adding to 22532235 its reverse (53223522), we get a palindrome (75755757).

The spelling of 22532235 in words is "twenty-two million, five hundred thirty-two thousand, two hundred thirty-five".