82828259 has 4 divisors (see below), whose sum is σ = 82908120. Its totient is φ = 82748400.

The previous prime is 82828253. The next prime is 82828289. The reversal of 82828259 is 95282828.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 82828259 - 2¹² = 82824163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82828253) 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 3 ways as a sum of consecutive naturals, for example, 38354 + ... + 40455.

It is an arithmetic number, because the mean of its divisors is an integer number (20727030).

Almost surely, 2^82828259 is an apocalyptic number.

82828259 is a deficient number, since it is larger than the sum of its proper divisors (79861).

82828259 is a wasteful number, since it uses less digits than its factorization.

82828259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79860.

The product of its digits is 184320, while the sum is 44.

The square root of 82828259 is about 9101.0031864625. The cubic root of 82828259 is about 435.9059973955.

The spelling of 82828259 in words is "eighty-two million, eight hundred twenty-eight thousand, two hundred fifty-nine".