22988998 has 8 divisors (see below), whose sum is σ = 36511992. Its totient is φ = 10818336.

The previous prime is 22988989. The next prime is 22989013. The reversal of 22988998 is 89988922.

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 338040 + ... + 338107.

It is an arithmetic number, because the mean of its divisors is an integer number (4563999).

Almost surely, 2^22988998 is an apocalyptic number.

22988998 is a deficient number, since it is larger than the sum of its proper divisors (13522994).

22988998 is a wasteful number, since it uses less digits than its factorization.

22988998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676166.

The product of its digits is 1492992, while the sum is 55.

The square root of 22988998 is about 4794.6843483174. The cubic root of 22988998 is about 284.3413455001.

The spelling of 22988998 in words is "twenty-two million, nine hundred eighty-eight thousand, nine hundred ninety-eight".