765969 has 16 divisors (see below), whose sum is σ = 1130112. Its totient is φ = 459008.

The previous prime is 765953. The next prime is 765971. The reversal of 765969 is 969567.

It is a cyclic number.

It is not a de Polignac number, because 765969 - 2⁴ = 765953 is a prime.

It is a super-2 number, since 2×765969² = 1173417017922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 765969.

It is not an unprimeable number, because it can be changed into a prime (765949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 847 + ... + 1499.

It is an arithmetic number, because the mean of its divisors is an integer number (70632).

2⁷⁶⁵⁹⁶⁹ is an apocalyptic number.

It is an amenable number.

765969 is a deficient number, since it is larger than the sum of its proper divisors (364143).

765969 is a wasteful number, since it uses less digits than its factorization.

765969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696.

The product of its digits is 102060, while the sum is 42.

The square root of 765969 is about 875.1965493533. The cubic root of 765969 is about 91.4963419362.

The spelling of 765969 in words is "seven hundred sixty-five thousand, nine hundred sixty-nine".