22449298 has 8 divisors (see below), whose sum is σ = 35446320. Its totient is φ = 10633860.

The previous prime is 22449283. The next prime is 22449319. The reversal of 22449298 is 89294422.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22449298.

It is an unprimeable number.

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, 295348 + ... + 295423.

It is an arithmetic number, because the mean of its divisors is an integer number (4430790).

Almost surely, 2^22449298 is an apocalyptic number.

22449298 is a deficient number, since it is larger than the sum of its proper divisors (12997022).

22449298 is a wasteful number, since it uses less digits than its factorization.

22449298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590792.

The product of its digits is 82944, while the sum is 40.

The square root of 22449298 is about 4738.0690159600. The cubic root of 22449298 is about 282.0985940314.

The spelling of 22449298 in words is "twenty-two million, four hundred forty-nine thousand, two hundred ninety-eight".