766897 has 8 divisors (see below), whose sum is σ = 815360. Its totient is φ = 719280.

The previous prime is 766891. The next prime is 766901. The reversal of 766897 is 798667.

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

It is a cyclic number.

It is not a de Polignac number, because 766897 - 2⁷ = 766769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (766891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3328 + ... + 3550.

It is an arithmetic number, because the mean of its divisors is an integer number (101920).

2⁷⁶⁶⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

766897 is a deficient number, since it is larger than the sum of its proper divisors (48463).

766897 is a wasteful number, since it uses less digits than its factorization.

766897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423.

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

The square root of 766897 is about 875.7265554955. The cubic root of 766897 is about 91.5332774338.

The spelling of 766897 in words is "seven hundred sixty-six thousand, eight hundred ninety-seven".