766434 has 8 divisors (see below), whose sum is σ = 1532880. Its totient is φ = 255476.

The previous prime is 766421. The next prime is 766439. The reversal of 766434 is 434667.

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

766434 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (766439) by changing a digit.

766434 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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63864 + ... + 63875.

It is an arithmetic number, because the mean of its divisors is an integer number (191610).

2⁷⁶⁶⁴³⁴ is an apocalyptic number.

766434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

766434 is a wasteful number, since it uses less digits than its factorization.

766434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127744.

The product of its digits is 12096, while the sum is 30.

The square root of 766434 is about 875.4621636599. The cubic root of 766434 is about 91.5148532130.

The spelling of 766434 in words is "seven hundred sixty-six thousand, four hundred thirty-four".