85800868 has 12 divisors (see below), whose sum is σ = 152696880. Its totient is φ = 42173192.

The previous prime is 85800863. The next prime is 85800881. The reversal of 85800868 is 86800858.

It is not an unprimeable number, because it can be changed into a prime (85800863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181546 + ... + 182017.

It is an arithmetic number, because the mean of its divisors is an integer number (12724740).

Almost surely, 2^85800868 is an apocalyptic number.

It is an amenable number.

85800868 is a deficient number, since it is larger than the sum of its proper divisors (66896012).

85800868 is a wasteful number, since it uses less digits than its factorization.

85800868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363626 (or 363624 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 43.

The square root of 85800868 is about 9262.8757953456. The cubic root of 85800868 is about 441.0595470485.

It can be divided in two parts, 85800 and 868, that added together give a palindrome (86668).

The spelling of 85800868 in words is "eighty-five million, eight hundred thousand, eight hundred sixty-eight".