84874198 has 12 divisors (see below), whose sum is σ = 130084452. Its totient is φ = 41532020.

The previous prime is 84874171. The next prime is 84874199. The reversal of 84874198 is 89147848.

It is a super-2 number, since 2×84874198² = 14407258972286408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84874199) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5188 + ... + 14023.

It is an arithmetic number, because the mean of its divisors is an integer number (10840371).

Almost surely, 2^84874198 is an apocalyptic number.

84874198 is a deficient number, since it is larger than the sum of its proper divisors (45210254).

84874198 is a wasteful number, since it uses less digits than its factorization.

84874198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19307 (or 19260 counting only the distinct ones).

The product of its digits is 516096, while the sum is 49.

The square root of 84874198 is about 9212.7193596679. The cubic root of 84874198 is about 439.4659464030.

The spelling of 84874198 in words is "eighty-four million, eight hundred seventy-four thousand, one hundred ninety-eight".