22812998 has 8 divisors (see below), whose sum is σ = 36851808. Its totient is φ = 10529064.

The previous prime is 22812947. The next prime is 22813009. The reversal of 22812998 is 89921822.

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, 438686 + ... + 438737.

It is an arithmetic number, because the mean of its divisors is an integer number (4606476).

Almost surely, 2^22812998 is an apocalyptic number.

22812998 is a deficient number, since it is larger than the sum of its proper divisors (14038810).

22812998 is a wasteful number, since it uses less digits than its factorization.

22812998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877438.

The product of its digits is 41472, while the sum is 41.

The square root of 22812998 is about 4776.2954263739. The cubic root of 22812998 is about 283.6138622560.

The spelling of 22812998 in words is "twenty-two million, eight hundred twelve thousand, nine hundred ninety-eight".