82866832 has 20 divisors (see below), whose sum is σ = 162361260. Its totient is φ = 40967168.

The previous prime is 82866803. The next prime is 82866859. The reversal of 82866832 is 23866828.

It can be written as a sum of positive squares in 2 ways, for example, as 28047616 + 54819216 = 5296^2 + 7404^2 .

It is a super-3 number, since 3×82866832³ (a number of 25 digits) contains 333 as substring.

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, 27673 + ... + 30520.

It is an arithmetic number, because the mean of its divisors is an integer number (8118063).

Almost surely, 2^82866832 is an apocalyptic number.

It is an amenable number.

82866832 is a deficient number, since it is larger than the sum of its proper divisors (79494428).

82866832 is a wasteful number, since it uses less digits than its factorization.

82866832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58290 (or 58284 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The square root of 82866832 is about 9103.1221017846. The cubic root of 82866832 is about 435.9736538242.

The spelling of 82866832 in words is "eighty-two million, eight hundred sixty-six thousand, eight hundred thirty-two".