22299117 has 4 divisors (see below), whose sum is σ = 29732160. Its totient is φ = 14866076.

The previous prime is 22299097. The next prime is 22299133. The reversal of 22299117 is 71199222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22299117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22299157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3716517 + ... + 3716522.

It is an arithmetic number, because the mean of its divisors is an integer number (7433040).

Almost surely, 2^22299117 is an apocalyptic number.

It is an amenable number.

22299117 is a deficient number, since it is larger than the sum of its proper divisors (7433043).

22299117 is an equidigital number, since it uses as much as digits as its factorization.

22299117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7433042.

The product of its digits is 4536, while the sum is 33.

The square root of 22299117 is about 4722.1940874979. The cubic root of 22299117 is about 281.4681262924.

The spelling of 22299117 in words is "twenty-two million, two hundred ninety-nine thousand, one hundred seventeen".