22456198 has 8 divisors (see below), whose sum is σ = 33832080. Its totient is φ = 11178840.

The previous prime is 22456193. The next prime is 22456199. The reversal of 22456198 is 89165422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22456193) 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, 24058 + ... + 24973.

It is an arithmetic number, because the mean of its divisors is an integer number (4229010).

Almost surely, 2^22456198 is an apocalyptic number.

22456198 is a deficient number, since it is larger than the sum of its proper divisors (11375882).

22456198 is a wasteful number, since it uses less digits than its factorization.

22456198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49262.

The product of its digits is 34560, while the sum is 37.

The square root of 22456198 is about 4738.7971047514. The cubic root of 22456198 is about 282.1274929441.

The spelling of 22456198 in words is "twenty-two million, four hundred fifty-six thousand, one hundred ninety-eight".