82844212 has 12 divisors (see below), whose sum is σ = 158157216. Its totient is φ = 37656440.

The previous prime is 82844197. The next prime is 82844233. The reversal of 82844212 is 21244828.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 941368 + ... + 941455.

It is an arithmetic number, because the mean of its divisors is an integer number (13179768).

Almost surely, 2^82844212 is an apocalyptic number.

It is an amenable number.

82844212 is a deficient number, since it is larger than the sum of its proper divisors (75313004).

82844212 is a wasteful number, since it uses less digits than its factorization.

82844212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1882838 (or 1882836 counting only the distinct ones).

The product of its digits is 8192, while the sum is 31.

The square root of 82844212 is about 9101.8795861075. The cubic root of 82844212 is about 435.9339812505.

The spelling of 82844212 in words is "eighty-two million, eight hundred forty-four thousand, two hundred twelve".