766634 has 8 divisors (see below), whose sum is σ = 1254528. Its totient is φ = 348460.

The previous prime is 766609. The next prime is 766637. The reversal of 766634 is 436667.

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

It is a self number, because there is not a number n which added to its sum of digits gives 766634.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 766634.

It is not an unprimeable number, because it can be changed into a prime (766637) by changing a digit.

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, 17402 + ... + 17445.

It is an arithmetic number, because the mean of its divisors is an integer number (156816).

2⁷⁶⁶⁶³⁴ is an apocalyptic number.

766634 is a deficient number, since it is larger than the sum of its proper divisors (487894).

766634 is a wasteful number, since it uses less digits than its factorization.

766634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34860.

The product of its digits is 18144, while the sum is 32.

The square root of 766634 is about 875.5763815910. The cubic root of 766634 is about 91.5228127498.

It can be divided in two parts, 76663 and 4, that added together give a palindrome (76667).

The spelling of 766634 in words is "seven hundred sixty-six thousand, six hundred thirty-four".