22399898 has 8 divisors (see below), whose sum is σ = 35368320. Its totient is φ = 10610460.

The previous prime is 22399889. The next prime is 22399901. The reversal of 22399898 is 89899322.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294698 + ... + 294773.

It is an arithmetic number, because the mean of its divisors is an integer number (4421040).

Almost surely, 2^22399898 is an apocalyptic number.

22399898 is a deficient number, since it is larger than the sum of its proper divisors (12968422).

22399898 is a wasteful number, since it uses less digits than its factorization.

22399898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589492.

The product of its digits is 559872, while the sum is 50.

The square root of 22399898 is about 4732.8530507507. The cubic root of 22399898 is about 281.8915214102.

The spelling of 22399898 in words is "twenty-two million, three hundred ninety-nine thousand, eight hundred ninety-eight".