22038998 has 8 divisors (see below), whose sum is σ = 33080880. Its totient is φ = 11012040.

The previous prime is 22038979. The next prime is 22039019. The reversal of 22038998 is 89983022.

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

It is a congruent number.

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, 1343 + ... + 6773.

It is an arithmetic number, because the mean of its divisors is an integer number (4135110).

Almost surely, 2^22038998 is an apocalyptic number.

22038998 is a deficient number, since it is larger than the sum of its proper divisors (11041882).

22038998 is a wasteful number, since it uses less digits than its factorization.

22038998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7462.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 22038998 is about 4694.5711199214. The cubic root of 22038998 is about 280.3694018923.

The spelling of 22038998 in words is "twenty-two million, thirty-eight thousand, nine hundred ninety-eight".