84198732 has 12 divisors (see below), whose sum is σ = 196463736. Its totient is φ = 28066240.

The previous prime is 84198731. The next prime is 84198743. The reversal of 84198732 is 23789148.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (84198731) 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, 3508269 + ... + 3508292.

It is an arithmetic number, because the mean of its divisors is an integer number (16371978).

Almost surely, 2^84198732 is an apocalyptic number.

It is an amenable number.

84198732 is an abundant number, since it is smaller than the sum of its proper divisors (112265004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84198732 is a wasteful number, since it uses less digits than its factorization.

84198732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7016568 (or 7016566 counting only the distinct ones).

The product of its digits is 96768, while the sum is 42.

The square root of 84198732 is about 9175.9867044367. The cubic root of 84198732 is about 438.2970191965.

The spelling of 84198732 in words is "eighty-four million, one hundred ninety-eight thousand, seven hundred thirty-two".