82866767 has 2 divisors, whose sum is σ = 82866768. Its totient is φ = 82866766.

The previous prime is 82866757. The next prime is 82866787. The reversal of 82866767 is 76766828.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82866767 - 2¹⁰ = 82865743 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82866737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41433383 + 41433384.

It is an arithmetic number, because the mean of its divisors is an integer number (41433384).

Almost surely, 2^82866767 is an apocalyptic number.

82866767 is a deficient number, since it is larger than the sum of its proper divisors (1).

82866767 is an equidigital number, since it uses as much as digits as its factorization.

82866767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1354752, while the sum is 50.

The square root of 82866767 is about 9103.1185315803. The cubic root of 82866767 is about 435.9735398329.

The spelling of 82866767 in words is "eighty-two million, eight hundred sixty-six thousand, seven hundred sixty-seven".