22534505 has 16 divisors (see below), whose sum is σ = 30983040. Its totient is φ = 15412992.

The previous prime is 22534483. The next prime is 22534507. The reversal of 22534505 is 50543522.

22534505 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

It is not a de Polignac number, because 22534505 - 2¹⁸ = 22272361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22534507) 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, 22577 + ... + 23553.

It is an arithmetic number, because the mean of its divisors is an integer number (1936440).

Almost surely, 2^22534505 is an apocalyptic number.

It is an amenable number.

22534505 is a deficient number, since it is larger than the sum of its proper divisors (8448535).

22534505 is an equidigital number, since it uses as much as digits as its factorization.

22534505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 22534505 is about 4747.0522432347. The cubic root of 22534505 is about 282.4550480594.

It can be divided in two parts, 2253 and 4505, that multiplied together give a triangular number (10149765 = T₄₅₀₅).

The spelling of 22534505 in words is "twenty-two million, five hundred thirty-four thousand, five hundred five".