84307299 has 16 divisors (see below), whose sum is σ = 114769920. Its totient is φ = 55036800.

The previous prime is 84307271. The next prime is 84307303. The reversal of 84307299 is 99270348.

It is not a de Polignac number, because 84307299 - 2²⁰ = 83258723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84307299.

It is not an unprimeable number, because it can be changed into a prime (84307229) 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 15 ways as a sum of consecutive naturals, for example, 28699 + ... + 31499.

It is an arithmetic number, because the mean of its divisors is an integer number (7173120).

Almost surely, 2^84307299 is an apocalyptic number.

84307299 is a deficient number, since it is larger than the sum of its proper divisors (30462621).

84307299 is a wasteful number, since it uses less digits than its factorization.

84307299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3010.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 84307299 is about 9181.9006202420. The cubic root of 84307299 is about 438.4853203499.

The spelling of 84307299 in words is "eighty-four million, three hundred seven thousand, two hundred ninety-nine".