82768310 has 8 divisors (see below), whose sum is σ = 148982976. Its totient is φ = 33107320.

The previous prime is 82768307. The next prime is 82768331. The reversal of 82768310 is 1386728.

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

It is a super-2 number, since 2×82768310² = 13701186280512200, which contains 22 as substring.

It is a congruent number.

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, 4138406 + ... + 4138425.

It is an arithmetic number, because the mean of its divisors is an integer number (18622872).

Almost surely, 2^82768310 is an apocalyptic number.

82768310 is a deficient number, since it is larger than the sum of its proper divisors (66214666).

82768310 is a wasteful number, since it uses less digits than its factorization.

82768310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8276838.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 82768310 is about 9097.7090522834. The cubic root of 82768310 is about 435.8008060994.

The spelling of 82768310 in words is "eighty-two million, seven hundred sixty-eight thousand, three hundred ten".