82766211 has 8 divisors (see below), whose sum is σ = 120387264. Its totient is φ = 50161320.

The previous prime is 82766209. The next prime is 82766263. The reversal of 82766211 is 11266728.

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

It is not a de Polignac number, because 82766211 - 2¹ = 82766209 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 2508067 = 82766211 / (8 + 2 + 7 + 6 + 6 + 2 + 1 + 1).

It is not an unprimeable number, because it can be changed into a prime (82766291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1254001 + ... + 1254066.

It is an arithmetic number, because the mean of its divisors is an integer number (15048408).

Almost surely, 2^82766211 is an apocalyptic number.

82766211 is a deficient number, since it is larger than the sum of its proper divisors (37621053).

82766211 is a wasteful number, since it uses less digits than its factorization.

82766211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2508081.

The product of its digits is 8064, while the sum is 33.

The square root of 82766211 is about 9097.5936928399. The cubic root of 82766211 is about 435.7971221064.

The spelling of 82766211 in words is "eighty-two million, seven hundred sixty-six thousand, two hundred eleven".