22520195 has 4 divisors (see below), whose sum is σ = 27024240. Its totient is φ = 18016152.

The previous prime is 22520143. The next prime is 22520203. The reversal of 22520195 is 59102522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22520195 - 2⁶ = 22520131 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2252015 + ... + 2252024.

It is an arithmetic number, because the mean of its divisors is an integer number (6756060).

Almost surely, 2^22520195 is an apocalyptic number.

22520195 is a deficient number, since it is larger than the sum of its proper divisors (4504045).

22520195 is an equidigital number, since it uses as much as digits as its factorization.

22520195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4504044.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 22520195 is about 4745.5447527128. The cubic root of 22520195 is about 282.3952466183.

The spelling of 22520195 in words is "twenty-two million, five hundred twenty thousand, one hundred ninety-five".