82943228 has 24 divisors (see below), whose sum is σ = 151656960. Its totient is φ = 39645360.

The previous prime is 82943213. The next prime is 82943261. The reversal of 82943228 is 82234928.

82943228 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

82943228 is strictly pandigital in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 82943191 and 82943200.

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, 6263 + ... + 14321.

It is an arithmetic number, because the mean of its divisors is an integer number (6319040).

Almost surely, 2^82943228 is an apocalyptic number.

It is an amenable number.

82943228 is a deficient number, since it is larger than the sum of its proper divisors (68713732).

82943228 is a wasteful number, since it uses less digits than its factorization.

82943228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8177 (or 8175 counting only the distinct ones).

The product of its digits is 55296, while the sum is 38.

The square root of 82943228 is about 9107.3172778816. The cubic root of 82943228 is about 436.1075892498.

The spelling of 82943228 in words is "eighty-two million, nine hundred forty-three thousand, two hundred twenty-eight".