84959886 has 32 divisors (see below), whose sum is σ = 188143488. Its totient is φ = 25359840.

The previous prime is 84959857. The next prime is 84959891. The reversal of 84959886 is 68895948.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5185 + ... + 14028.

It is an arithmetic number, because the mean of its divisors is an integer number (5879484).

Almost surely, 2^84959886 is an apocalyptic number.

84959886 is an abundant number, since it is smaller than the sum of its proper divisors (103183602).

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

84959886 is a wasteful number, since it uses less digits than its factorization.

84959886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19296.

The product of its digits is 4976640, while the sum is 57.

The square root of 84959886 is about 9217.3687134670. The cubic root of 84959886 is about 439.6137898910.

It can be divided in two parts, 8495 and 9886, that added together give a palindrome (18381).

The spelling of 84959886 in words is "eighty-four million, nine hundred fifty-nine thousand, eight hundred eighty-six".