82486836 has 72 divisors (see below), whose sum is σ = 218434944. Its totient is φ = 27216000.

The previous prime is 82486813. The next prime is 82486837. The reversal of 82486836 is 63868428.

It is a happy number.

It is a super-2 number, since 2×82486836² = 13608156226581792, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 82486791 and 82486800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82486837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109461 + ... + 110211.

Almost surely, 2^82486836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82486836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109217472).

82486836 is an abundant number, since it is smaller than the sum of its proper divisors (135948108).

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

82486836 is a wasteful number, since it uses less digits than its factorization.

82486836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883 (or 869 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 82486836 is about 9082.2263790328. The cubic root of 82486836 is about 435.3062290805.

The spelling of 82486836 in words is "eighty-two million, four hundred eighty-six thousand, eight hundred thirty-six".