82766330 has 16 divisors (see below), whose sum is σ = 149118624. Its totient is φ = 33075600.

The previous prime is 82766329. The next prime is 82766339. The reversal of 82766330 is 3366728.

It is not an unprimeable number, because it can be changed into a prime (82766339) 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, 9605 + ... + 16055.

It is an arithmetic number, because the mean of its divisors is an integer number (9319914).

Almost surely, 2^82766330 is an apocalyptic number.

82766330 is a deficient number, since it is larger than the sum of its proper divisors (66352294).

82766330 is a wasteful number, since it uses less digits than its factorization.

82766330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7741.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 82766330 is about 9097.6002330285. The cubic root of 82766330 is about 435.7973309671.

The spelling of 82766330 in words is "eighty-two million, seven hundred sixty-six thousand, three hundred thirty".