870799 has 8 divisors (see below), whose sum is σ = 908208. Its totient is φ = 834240.

The previous prime is 870787. The next prime is 870809. The reversal of 870799 is 997078.

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

It is a cyclic number.

It is not a de Polignac number, because 870799 - 2¹³ = 862607 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 (870739) 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 7 ways as a sum of consecutive naturals, for example, 2589 + ... + 2905.

It is an arithmetic number, because the mean of its divisors is an integer number (113526).

2⁸⁷⁰⁷⁹⁹ is an apocalyptic number.

870799 is a deficient number, since it is larger than the sum of its proper divisors (37409).

870799 is a wasteful number, since it uses less digits than its factorization.

870799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425.

The product of its (nonzero) digits is 31752, while the sum is 40.

The square root of 870799 is about 933.1661159729. The cubic root of 870799 is about 95.4932425799.

It can be divided in two parts, 8 and 70799, that added together give a palindrome (70807).

The spelling of 870799 in words is "eight hundred seventy thousand, seven hundred ninety-nine".