84000099 has 8 divisors (see below), whose sum is σ = 112107520. Its totient is φ = 55946376.

The previous prime is 84000097. The next prime is 84000107. The reversal of 84000099 is 99000048.

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

It is not a de Polignac number, because 84000099 - 2¹ = 84000097 is a prime.

It is a Duffinian number.

84000099 is a modest number, since divided by 99 gives 84 as remainder.

It is not an unprimeable number, because it can be changed into a prime (84000097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9619 + ... + 16140.

It is an arithmetic number, because the mean of its divisors is an integer number (14013440).

Almost surely, 2^84000099 is an apocalyptic number.

84000099 is a deficient number, since it is larger than the sum of its proper divisors (28107421).

84000099 is a wasteful number, since it uses less digits than its factorization.

84000099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26849.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 84000099 is about 9165.1567908029. The cubic root of 84000099 is about 437.9520860413.

The spelling of 84000099 in words is "eighty-four million, ninety-nine", and thus it is an aban number.