84080686 has 16 divisors (see below), whose sum is σ = 136144800. Its totient is φ = 38825248.

The previous prime is 84080671. The next prime is 84080693. The reversal of 84080686 is 68608048.

It is a happy 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, 30181 + ... + 32848.

It is an arithmetic number, because the mean of its divisors is an integer number (8509050).

Almost surely, 2^84080686 is an apocalyptic number.

84080686 is a deficient number, since it is larger than the sum of its proper divisors (52064114).

84080686 is a wasteful number, since it uses less digits than its factorization.

84080686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63083.

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 84080686 is about 9169.5521155616. The cubic root of 84080686 is about 438.0920936714.

The spelling of 84080686 in words is "eighty-four million, eighty thousand, six hundred eighty-six".