85775884 has 24 divisors (see below), whose sum is σ = 158563328. Its totient is φ = 40536720.

The previous prime is 85775867. The next prime is 85775923. The reversal of 85775884 is 48857758.

It is a happy 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, 2712 + ... + 13375.

Almost surely, 2^85775884 is an apocalyptic number.

It is an amenable number.

85775884 is a deficient number, since it is larger than the sum of its proper divisors (72787444).

85775884 is a wasteful number, since it uses less digits than its factorization.

85775884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16165 (or 16163 counting only the distinct ones).

The product of its digits is 2508800, while the sum is 52.

The square root of 85775884 is about 9261.5270879051. The cubic root of 85775884 is about 441.0167327906.

The spelling of 85775884 in words is "eighty-five million, seven hundred seventy-five thousand, eight hundred eighty-four".