82828723 has 6 divisors (see below), whose sum is σ = 83275332. Its totient is φ = 82383480.

The previous prime is 82828721. The next prime is 82828741. The reversal of 82828723 is 32782828.

It is a happy number.

It is not a de Polignac number, because 82828723 - 2¹ = 82828721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82828721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 152833 + ... + 153373.

It is an arithmetic number, because the mean of its divisors is an integer number (13879222).

Almost surely, 2^82828723 is an apocalyptic number.

82828723 is a deficient number, since it is larger than the sum of its proper divisors (446609).

82828723 is an frugal number, since it uses more digits than its factorization.

82828723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365 (or 824 counting only the distinct ones).

The product of its digits is 86016, while the sum is 40.

The square root of 82828723 is about 9101.0286781221. The cubic root of 82828723 is about 435.9068113690.

The spelling of 82828723 in words is "eighty-two million, eight hundred twenty-eight thousand, seven hundred twenty-three".