84685814 has 8 divisors (see below), whose sum is σ = 128456280. Its totient is φ = 41867056.

The previous prime is 84685807. The next prime is 84685817. The reversal of 84685814 is 41858648.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84685817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237704 + ... + 238059.

It is an arithmetic number, because the mean of its divisors is an integer number (16057035).

Almost surely, 2^84685814 is an apocalyptic number.

84685814 is a deficient number, since it is larger than the sum of its proper divisors (43770466).

84685814 is a wasteful number, since it uses less digits than its factorization.

84685814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475854.

The product of its digits is 245760, while the sum is 44.

The square root of 84685814 is about 9202.4895544630. The cubic root of 84685814 is about 439.1405641239.

The spelling of 84685814 in words is "eighty-four million, six hundred eighty-five thousand, eight hundred fourteen".