22358849 has 4 divisors (see below), whose sum is σ = 22377264. Its totient is φ = 22340436.

The previous prime is 22358837. The next prime is 22358851. The reversal of 22358849 is 94885322.

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 not a de Polignac number, because 22358849 - 2⁸ = 22358593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22355849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7247 + ... + 9860.

It is an arithmetic number, because the mean of its divisors is an integer number (5594316).

Almost surely, 2^22358849 is an apocalyptic number.

It is an amenable number.

22358849 is a deficient number, since it is larger than the sum of its proper divisors (18415).

22358849 is a wasteful number, since it uses less digits than its factorization.

22358849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18414.

The product of its digits is 138240, while the sum is 41.

The square root of 22358849 is about 4728.5144601661. The cubic root of 22358849 is about 281.7192224017.

The spelling of 22358849 in words is "twenty-two million, three hundred fifty-eight thousand, eight hundred forty-nine".