84479385 has 16 divisors (see below), whose sum is σ = 135307584. Its totient is φ = 45008832.

The previous prime is 84479357. The next prime is 84479401. The reversal of 84479385 is 58397448.

It is not a de Polignac number, because 84479385 - 2¹⁸ = 84217241 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15874 + ... + 20516.

It is an arithmetic number, because the mean of its divisors is an integer number (8456724).

Almost surely, 2^84479385 is an apocalyptic number.

It is an amenable number.

84479385 is a deficient number, since it is larger than the sum of its proper divisors (50828199).

84479385 is a wasteful number, since it uses less digits than its factorization.

84479385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5864.

The product of its digits is 967680, while the sum is 48.

The square root of 84479385 is about 9191.2667788505. The cubic root of 84479385 is about 438.7834594332.

The spelling of 84479385 in words is "eighty-four million, four hundred seventy-nine thousand, three hundred eighty-five".