84198208 has 14 divisors (see below), whose sum is σ = 167080946. Its totient is φ = 42099072.

The previous prime is 84198203. The next prime is 84198209. The reversal of 84198208 is 80289148.

It can be written as a sum of positive squares in only one way, i.e., 76177984 + 8020224 = 8728^2 + 2832^2 .

It is a super-2 number, since 2×84198208² = 14178676460822528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84198203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657735 + ... + 657862.

Almost surely, 2^84198208 is an apocalyptic number.

It is an amenable number.

84198208 is a deficient number, since it is larger than the sum of its proper divisors (82882738).

84198208 is a wasteful number, since it uses less digits than its factorization.

84198208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315609 (or 1315599 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 40.

The square root of 84198208 is about 9175.9581516047. The cubic root of 84198208 is about 438.2961099662.

The spelling of 84198208 in words is "eighty-four million, one hundred ninety-eight thousand, two hundred eight".