85800822 has 16 divisors (see below), whose sum is σ = 171724800. Its totient is φ = 28579752.

The previous prime is 85800797. The next prime is 85800863. The reversal of 85800822 is 22800858.

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, 5679 + ... + 14277.

It is an arithmetic number, because the mean of its divisors is an integer number (10732800).

Almost surely, 2^85800822 is an apocalyptic number.

85800822 is an abundant number, since it is smaller than the sum of its proper divisors (85923978).

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

85800822 is a wasteful number, since it uses less digits than its factorization.

85800822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10267.

The product of its (nonzero) digits is 10240, while the sum is 33.

The square root of 85800822 is about 9262.8733123151. The cubic root of 85800822 is about 441.0594682275.

The spelling of 85800822 in words is "eighty-five million, eight hundred thousand, eight hundred twenty-two".