22092505 has 8 divisors (see below), whose sum is σ = 26588232. Its totient is φ = 17622528.

The previous prime is 22092487. The next prime is 22092529. The reversal of 22092505 is 50529022.

It can be written as a sum of positive squares in 4 ways, for example, as 5875776 + 16216729 = 2424^2 + 4027^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22092505 - 2⁷ = 22092377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22092505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4494 + ... + 8023.

It is an arithmetic number, because the mean of its divisors is an integer number (3323529).

Almost surely, 2^22092505 is an apocalyptic number.

It is an amenable number.

22092505 is a deficient number, since it is larger than the sum of its proper divisors (4495727).

22092505 is a wasteful number, since it uses less digits than its factorization.

22092505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12875.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 22092505 is about 4700.2664818072. The cubic root of 22092505 is about 280.5961151845.

The spelling of 22092505 in words is "twenty-two million, ninety-two thousand, five hundred five".