82246666 has 16 divisors (see below), whose sum is σ = 130848768. Its totient is φ = 38689200.

The previous prime is 82246631. The next prime is 82246667. The reversal of 82246666 is 66664228.

It is not an unprimeable number, because it can be changed into a prime (82246667) 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, 11850 + ... + 17461.

It is an arithmetic number, because the mean of its divisors is an integer number (8178048).

Almost surely, 2^82246666 is an apocalyptic number.

82246666 is a deficient number, since it is larger than the sum of its proper divisors (48602102).

82246666 is a wasteful number, since it uses less digits than its factorization.

82246666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29397.

The product of its digits is 165888, while the sum is 40.

The square root of 82246666 is about 9068.9947623758. The cubic root of 82246666 is about 434.8833368391.

The spelling of 82246666 in words is "eighty-two million, two hundred forty-six thousand, six hundred sixty-six".