766087 has 4 divisors (see below), whose sum is σ = 875536. Its totient is φ = 656640.

The previous prime is 766079. The next prime is 766091. The reversal of 766087 is 780667.

766087 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 766087 - 2³ = 766079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54714 + ... + 54727.

It is an arithmetic number, because the mean of its divisors is an integer number (218884).

2⁷⁶⁶⁰⁸⁷ is an apocalyptic number.

766087 is a deficient number, since it is larger than the sum of its proper divisors (109449).

766087 is a wasteful number, since it uses less digits than its factorization.

766087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109448.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 766087 is about 875.2639601857. The cubic root of 766087 is about 91.5010401307.

The spelling of 766087 in words is "seven hundred sixty-six thousand, eighty-seven".