22493298 has 8 divisors (see below), whose sum is σ = 44986608. Its totient is φ = 7497764.

The previous prime is 22493281. The next prime is 22493309. The reversal of 22493298 is 89239422.

It is a happy number.

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

22493298 is an admirable number.

It is an unprimeable number.

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, 1874436 + ... + 1874447.

It is an arithmetic number, because the mean of its divisors is an integer number (5623326).

Almost surely, 2^22493298 is an apocalyptic number.

22493298 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22493298 is a wasteful number, since it uses less digits than its factorization.

22493298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3748888.

The product of its digits is 62208, while the sum is 39.

The square root of 22493298 is about 4742.7099848083. The cubic root of 22493298 is about 282.2827755542.

It can be divided in two parts, 22493 and 298, that added together give a triangular number (22791 = T₂₁₃).

The spelling of 22493298 in words is "twenty-two million, four hundred ninety-three thousand, two hundred ninety-eight".