99874198 has 8 divisors (see below), whose sum is σ = 151494840. Its totient is φ = 49375920.

The previous prime is 99874189. The next prime is 99874199. The reversal of 99874198 is 89147899.

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

It is a super-2 number, since 2×99874198² = 19949710852286408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99874199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280368 + ... + 280723.

It is an arithmetic number, because the mean of its divisors is an integer number (18936855).

Almost surely, 2^99874198 is an apocalyptic number.

99874198 is a deficient number, since it is larger than the sum of its proper divisors (51620642).

99874198 is a wasteful number, since it uses less digits than its factorization.

99874198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561182.

The product of its digits is 1306368, while the sum is 55.

The square root of 99874198 is about 9993.7079204868. The cubic root of 99874198 is about 463.9641612975.

The spelling of 99874198 in words is "ninety-nine million, eight hundred seventy-four thousand, one hundred ninety-eight".