82858338 has 12 divisors (see below), whose sum is σ = 179526438. Its totient is φ = 27619440.

The previous prime is 82858331. The next prime is 82858403. The reversal of 82858338 is 83385828.

It can be written as a sum of positive squares in only one way, i.e., 52751169 + 30107169 = 7263^2 + 5487^2 .

It is a super-2 number, since 2×82858338² = 13731008352244488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 82858293 and 82858302.

It is not an unprimeable number, because it can be changed into a prime (82858331) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 2301603 + ... + 2301638.

Almost surely, 2^82858338 is an apocalyptic number.

82858338 is an abundant number, since it is smaller than the sum of its proper divisors (96668100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82858338 is a wasteful number, since it uses less digits than its factorization.

82858338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4603249 (or 4603246 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The square root of 82858338 is about 9102.6555465974. The cubic root of 82858338 is about 435.9587572862.

The spelling of 82858338 in words is "eighty-two million, eight hundred fifty-eight thousand, three hundred thirty-eight".