985822 has 4 divisors (see below), whose sum is σ = 1478736. Its totient is φ = 492910.

The previous prime is 985819. The next prime is 985867. The reversal of 985822 is 228589.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246454 + ... + 246457.

It is an arithmetic number, because the mean of its divisors is an integer number (369684).

2⁹⁸⁵⁸²² is an apocalyptic number.

985822 is a deficient number, since it is larger than the sum of its proper divisors (492914).

985822 is a wasteful number, since it uses less digits than its factorization.

985822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492913.

The product of its digits is 11520, while the sum is 34.

The square root of 985822 is about 992.8856933202. The cubic root of 985822 is about 99.5251487318.

The spelling of 985822 in words is "nine hundred eighty-five thousand, eight hundred twenty-two".