82766986 has 8 divisors (see below), whose sum is σ = 128431620. Its totient is φ = 39956448.

The previous prime is 82766977. The next prime is 82767001. The reversal of 82766986 is 68966728.

It can be written as a sum of positive squares in 2 ways, for example, as 82719025 + 47961 = 9095^2 + 219^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713451 + ... + 713566.

Almost surely, 2^82766986 is an apocalyptic number.

82766986 is a deficient number, since it is larger than the sum of its proper divisors (45664634).

82766986 is a wasteful number, since it uses less digits than its factorization.

82766986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427048.

The product of its digits is 1741824, while the sum is 52.

The square root of 82766986 is about 9097.6362864208. The cubic root of 82766986 is about 435.7984823302.

The spelling of 82766986 in words is "eighty-two million, seven hundred sixty-six thousand, nine hundred eighty-six".