770859 has 12 divisors (see below), whose sum is σ = 1126216. Its totient is φ = 508032.

The previous prime is 770843. The next prime is 770863. The reversal of 770859 is 958077.

It is not a de Polignac number, because 770859 - 2⁴ = 770843 is a prime.

It is a Duffinian number.

770859 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (770839) 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 11 ways as a sum of consecutive naturals, for example, 432 + ... + 1314.

2⁷⁷⁰⁸⁵⁹ is an apocalyptic number.

770859 is a deficient number, since it is larger than the sum of its proper divisors (355357).

770859 is a wasteful number, since it uses less digits than its factorization.

770859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986 (or 983 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 770859 is about 877.9857629825. The cubic root of 770859 is about 91.6906354218.

The spelling of 770859 in words is "seven hundred seventy thousand, eight hundred fifty-nine".