84099612 has 24 divisors (see below), whose sum is σ = 207776016. Its totient is φ = 26384128.

The previous prime is 84099581. The next prime is 84099619. The reversal of 84099612 is 21699048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84099619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205923 + ... + 206330.

It is an arithmetic number, because the mean of its divisors is an integer number (8657334).

Almost surely, 2^84099612 is an apocalyptic number.

It is an amenable number.

84099612 is an abundant number, since it is smaller than the sum of its proper divisors (123676404).

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

84099612 is a wasteful number, since it uses less digits than its factorization.

84099612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412277 (or 412275 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 84099612 is about 9170.5840599168. The cubic root of 84099612 is about 438.1249617386.

The spelling of 84099612 in words is "eighty-four million, ninety-nine thousand, six hundred twelve".