763985 has 8 divisors (see below), whose sum is σ = 936576. Its totient is φ = 598000.

The previous prime is 763967. The next prime is 763999. The reversal of 763985 is 589367.

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

It is not a de Polignac number, because 763985 - 2⁶ = 763921 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 763985.

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, 1391 + ... + 1860.

It is an arithmetic number, because the mean of its divisors is an integer number (117072).

2⁷⁶³⁹⁸⁵ is an apocalyptic number.

It is an amenable number.

763985 is a deficient number, since it is larger than the sum of its proper divisors (172591).

763985 is a wasteful number, since it uses less digits than its factorization.

763985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3303.

The product of its digits is 45360, while the sum is 38.

The square root of 763985 is about 874.0623547551. The cubic root of 763985 is about 91.4172762041.

The spelling of 763985 in words is "seven hundred sixty-three thousand, nine hundred eighty-five".