82513876 has 12 divisors (see below), whose sum is σ = 144465300. Its totient is φ = 41238080.

The previous prime is 82513859. The next prime is 82513877. The reversal of 82513876 is 67831528.

It can be written as a sum of positive squares in 2 ways, for example, as 1153476 + 81360400 = 1074^2 + 9020^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82513877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10806 + ... + 16786.

It is an arithmetic number, because the mean of its divisors is an integer number (12038775).

Almost surely, 2^82513876 is an apocalyptic number.

It is an amenable number.

82513876 is a deficient number, since it is larger than the sum of its proper divisors (61951424).

82513876 is a wasteful number, since it uses less digits than its factorization.

82513876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9434 (or 9432 counting only the distinct ones).

The product of its digits is 80640, while the sum is 40.

The square root of 82513876 is about 9083.7148788367. The cubic root of 82513876 is about 435.3537897785.

The spelling of 82513876 in words is "eighty-two million, five hundred thirteen thousand, eight hundred seventy-six".