85877418 has 16 divisors (see below), whose sum is σ = 187369056. Its totient is φ = 26023440.

The previous prime is 85877357. The next prime is 85877431. The reversal of 85877418 is 81477858.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650521 + ... + 650652.

It is an arithmetic number, because the mean of its divisors is an integer number (11710566).

Almost surely, 2^85877418 is an apocalyptic number.

85877418 is an abundant number, since it is smaller than the sum of its proper divisors (101491638).

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

85877418 is a wasteful number, since it uses less digits than its factorization.

85877418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301189.

The product of its digits is 501760, while the sum is 48.

The square root of 85877418 is about 9267.0069601787. The cubic root of 85877418 is about 441.1906765392.

The spelling of 85877418 in words is "eighty-five million, eight hundred seventy-seven thousand, four hundred eighteen".