22533998 has 8 divisors (see below), whose sum is σ = 33828192. Its totient is φ = 11257936.

The previous prime is 22533983. The next prime is 22534013. The reversal of 22533998 is 89933522.

It is an interprime number because it is at equal distance from previous prime (22533983) and next prime (22534013).

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 815 + ... + 6762.

It is an arithmetic number, because the mean of its divisors is an integer number (4228524).

Almost surely, 2^22533998 is an apocalyptic number.

22533998 is a deficient number, since it is larger than the sum of its proper divisors (11294194).

22533998 is a wasteful number, since it uses less digits than its factorization.

22533998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9066.

The product of its digits is 116640, while the sum is 41.

The square root of 22533998 is about 4746.9988413734. The cubic root of 22533998 is about 282.4529297408.

The spelling of 22533998 in words is "twenty-two million, five hundred thirty-three thousand, nine hundred ninety-eight".