766285 has 8 divisors (see below), whose sum is σ = 990360. Its totient is φ = 565824.

The previous prime is 766277. The next prime is 766301. The reversal of 766285 is 582667.

It can be written as a sum of positive squares in 4 ways, for example, as 24964 + 741321 = 158^2 + 861^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 766285 - 2³ = 766277 is a prime.

766285 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 766285.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5830 + ... + 5959.

It is an arithmetic number, because the mean of its divisors is an integer number (123795).

2⁷⁶⁶²⁸⁵ is an apocalyptic number.

It is an amenable number.

766285 is a deficient number, since it is larger than the sum of its proper divisors (224075).

766285 is a wasteful number, since it uses less digits than its factorization.

766285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11807.

The product of its digits is 20160, while the sum is 34.

The square root of 766285 is about 875.3770616140. The cubic root of 766285 is about 91.5089224580.

The spelling of 766285 in words is "seven hundred sixty-six thousand, two hundred eighty-five".