766798 has 4 divisors (see below), whose sum is σ = 1150200. Its totient is φ = 383398.

The previous prime is 766793. The next prime is 766807. The reversal of 766798 is 897667.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766793) by changing a digit.

766798 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 as a sum of consecutive naturals, namely, 191698 + ... + 191701.

It is an arithmetic number, because the mean of its divisors is an integer number (287550).

2⁷⁶⁶⁷⁹⁸ is an apocalyptic number.

766798 is a deficient number, since it is larger than the sum of its proper divisors (383402).

766798 is a wasteful number, since it uses less digits than its factorization.

766798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383401.

The product of its digits is 127008, while the sum is 43.

The square root of 766798 is about 875.6700291777. The cubic root of 766798 is about 91.5293385370.

The spelling of 766798 in words is "seven hundred sixty-six thousand, seven hundred ninety-eight".