769885 has 8 divisors (see below), whose sum is σ = 953856. Its totient is φ = 595920.

The previous prime is 769871. The next prime is 769903. The reversal of 769885 is 588967.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-769885 is a prime.

It is a Duffinian number.

769885 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2329 + ... + 2638.

It is an arithmetic number, because the mean of its divisors is an integer number (119232).

2⁷⁶⁹⁸⁸⁵ is an apocalyptic number.

It is an amenable number.

769885 is a deficient number, since it is larger than the sum of its proper divisors (183971).

769885 is a wasteful number, since it uses less digits than its factorization.

769885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5003.

The product of its digits is 120960, while the sum is 43.

The square root of 769885 is about 877.4309089609. The cubic root of 769885 is about 91.6520013270.

The spelling of 769885 in words is "seven hundred sixty-nine thousand, eight hundred eighty-five".