22724795 has 4 divisors (see below), whose sum is σ = 27269760. Its totient is φ = 18179832.

The previous prime is 22724789. The next prime is 22724797. The reversal of 22724795 is 59742722.

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 22724795 - 2²⁰ = 21676219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22724797) 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 3 ways as a sum of consecutive naturals, for example, 2272475 + ... + 2272484.

It is an arithmetic number, because the mean of its divisors is an integer number (6817440).

Almost surely, 2^22724795 is an apocalyptic number.

22724795 is a deficient number, since it is larger than the sum of its proper divisors (4544965).

22724795 is an equidigital number, since it uses as much as digits as its factorization.

22724795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4544964.

The product of its digits is 70560, while the sum is 38.

The square root of 22724795 is about 4767.0530729162. The cubic root of 22724795 is about 283.2478734955.

The spelling of 22724795 in words is "twenty-two million, seven hundred twenty-four thousand, seven hundred ninety-five".