22498049 has 4 divisors (see below), whose sum is σ = 25712064. Its totient is φ = 19284036.

The previous prime is 22498031. The next prime is 22498061. The reversal of 22498049 is 94089422.

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 22498049 - 2⁸ = 22497793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22498009) 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, 1606997 + ... + 1607010.

It is an arithmetic number, because the mean of its divisors is an integer number (6428016).

Almost surely, 2^22498049 is an apocalyptic number.

It is an amenable number.

22498049 is a deficient number, since it is larger than the sum of its proper divisors (3214015).

22498049 is an equidigital number, since it uses as much as digits as its factorization.

22498049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214014.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 22498049 is about 4743.2108323371. The cubic root of 22498049 is about 282.3026486005.

The spelling of 22498049 in words is "twenty-two million, four hundred ninety-eight thousand, forty-nine".