82766836 has 12 divisors (see below), whose sum is σ = 145731712. Its totient is φ = 41129208.

The previous prime is 82766821. The next prime is 82766839. The reversal of 82766836 is 63866728.

It is a super-3 number, since 3×82766836³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82766839) 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, 62820 + ... + 64123.

Almost surely, 2^82766836 is an apocalyptic number.

It is an amenable number.

82766836 is a deficient number, since it is larger than the sum of its proper divisors (62964876).

82766836 is a wasteful number, since it uses less digits than its factorization.

82766836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127110 (or 127108 counting only the distinct ones).

The product of its digits is 580608, while the sum is 46.

The square root of 82766836 is about 9097.6280425175. The cubic root of 82766836 is about 435.7982190617.

The spelling of 82766836 in words is "eighty-two million, seven hundred sixty-six thousand, eight hundred thirty-six".