766340 has 12 divisors (see below), whose sum is σ = 1609356. Its totient is φ = 306528.

The previous prime is 766333. The next prime is 766357. The reversal of 766340 is 43667.

It can be written as a sum of positive squares in 2 ways, for example, as 386884 + 379456 = 622^2 + 616^2 .

It is an unprimeable number.

766340 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19139 + ... + 19178.

It is an arithmetic number, because the mean of its divisors is an integer number (134113).

2⁷⁶⁶³⁴⁰ is an apocalyptic number.

It is an amenable number.

766340 is an abundant number, since it is smaller than the sum of its proper divisors (843016).

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

766340 is a wasteful number, since it uses less digits than its factorization.

766340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38326 (or 38324 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 766340 is about 875.4084760842. The cubic root of 766340 is about 91.5111117523.

The spelling of 766340 in words is "seven hundred sixty-six thousand, three hundred forty".