766206 has 32 divisors (see below), whose sum is σ = 1946880. Its totient is φ = 218808.

The previous prime is 766187. The next prime is 766211. The reversal of 766206 is 602667.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 766206.

It is a congruent number.

It is an unprimeable number.

766206 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 636 + ... + 1391.

It is an arithmetic number, because the mean of its divisors is an integer number (60840).

2⁷⁶⁶²⁰⁶ is an apocalyptic number.

766206 is an abundant number, since it is smaller than the sum of its proper divisors (1180674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

766206 is a wasteful number, since it uses less digits than its factorization.

766206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045 (or 2039 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 766206 is about 875.3319370387. The cubic root of 766206 is about 91.5057776518.

The spelling of 766206 in words is "seven hundred sixty-six thousand, two hundred six".