85277874 has 16 divisors (see below), whose sum is σ = 186060960. Its totient is φ = 25841760.

The previous prime is 85277861. The next prime is 85277897. The reversal of 85277874 is 47877258.

It is a happy 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, 645979 + ... + 646110.

It is an arithmetic number, because the mean of its divisors is an integer number (11628810).

Almost surely, 2^85277874 is an apocalyptic number.

85277874 is an abundant number, since it is smaller than the sum of its proper divisors (100783086).

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

85277874 is a wasteful number, since it uses less digits than its factorization.

85277874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292105.

The product of its digits is 878080, while the sum is 48.

The square root of 85277874 is about 9234.6019946720. The cubic root of 85277874 is about 440.1615694518.

The spelling of 85277874 in words is "eighty-five million, two hundred seventy-seven thousand, eight hundred seventy-four".