82769266 has 8 divisors (see below), whose sum is σ = 124238700. Its totient is φ = 41356368.

The previous prime is 82769257. The next prime is 82769273. The reversal of 82769266 is 66296728.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 77951241 + 4818025 = 8829^2 + 2195^2 .

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

It is a super-3 number, since 3×82769266³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10261 + ... + 16456.

Almost surely, 2^82769266 is an apocalyptic number.

82769266 is a deficient number, since it is larger than the sum of its proper divisors (41469434).

82769266 is a wasteful number, since it uses less digits than its factorization.

82769266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28268.

The product of its digits is 435456, while the sum is 46.

The square root of 82769266 is about 9097.7615928315. The cubic root of 82769266 is about 435.8024839717.

The spelling of 82769266 in words is "eighty-two million, seven hundred sixty-nine thousand, two hundred sixty-six".