84679685 has 8 divisors (see below), whose sum is σ = 103979040. Its totient is φ = 66168144.

The previous prime is 84679657. The next prime is 84679697. The reversal of 84679685 is 58697648.

84679685 is nontrivially palindromic in base 16.

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

It is a cyclic number.

It is not a de Polignac number, because 84679685 - 2¹⁴ = 84663301 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196715 + ... + 197144.

It is an arithmetic number, because the mean of its divisors is an integer number (12997380).

Almost surely, 2^84679685 is an apocalyptic number.

It is an amenable number.

84679685 is a deficient number, since it is larger than the sum of its proper divisors (19299355).

84679685 is a wasteful number, since it uses less digits than its factorization.

84679685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393907.

The product of its digits is 2903040, while the sum is 53.

The square root of 84679685 is about 9202.1565407246. The cubic root of 84679685 is about 439.1299698369.

The spelling of 84679685 in words is "eighty-four million, six hundred seventy-nine thousand, six hundred eighty-five".