84859516 has 24 divisors (see below), whose sum is σ = 169989120. Its totient is φ = 36310512.

The previous prime is 84859499. The next prime is 84859517. The reversal of 84859516 is 61595848.

It is a super-2 number, since 2×84859516² = 14402274911508512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84859517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18765 + ... + 22843.

It is an arithmetic number, because the mean of its divisors is an integer number (7082880).

Almost surely, 2^84859516 is an apocalyptic number.

It is an amenable number.

84859516 is an abundant number, since it is smaller than the sum of its proper divisors (85129604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84859516 is a wasteful number, since it uses less digits than its factorization.

84859516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4833 (or 4831 counting only the distinct ones).

The product of its digits is 345600, while the sum is 46.

The square root of 84859516 is about 9211.9224920751. The cubic root of 84859516 is about 439.4406045391.

The spelling of 84859516 in words is "eighty-four million, eight hundred fifty-nine thousand, five hundred sixteen".