870763 has 4 divisors (see below), whose sum is σ = 873208. Its totient is φ = 868320.

The previous prime is 870743. The next prime is 870773. The reversal of 870763 is 367078.

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 870763 - 2⁵ = 870731 is a prime.

It is a d-powerful number, because it can be written as 8³ + 7² + 7⁷ + 0 + 6⁶ + 3 .

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (870703) 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 3 ways as a sum of consecutive naturals, for example, 573 + ... + 1438.

It is an arithmetic number, because the mean of its divisors is an integer number (218302).

2⁸⁷⁰⁷⁶³ is an apocalyptic number.

870763 is a deficient number, since it is larger than the sum of its proper divisors (2445).

870763 is a wasteful number, since it uses less digits than its factorization.

870763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2444.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 870763 is about 933.1468266034. The cubic root of 870763 is about 95.4919266221.

The spelling of 870763 in words is "eight hundred seventy thousand, seven hundred sixty-three".