863797 has 8 divisors (see below), whose sum is σ = 992160. Its totient is φ = 743760.

The previous prime is 863783. The next prime is 863801. The reversal of 863797 is 797368.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-863797 is a prime.

It is a super-2 number, since 2×863797² = 1492290514418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863767) 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, 1858 + ... + 2275.

It is an arithmetic number, because the mean of its divisors is an integer number (124020).

2⁸⁶³⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

863797 is a deficient number, since it is larger than the sum of its proper divisors (128363).

863797 is a wasteful number, since it uses less digits than its factorization.

863797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4163.

The product of its digits is 63504, while the sum is 40.

The square root of 863797 is about 929.4068000612. The cubic root of 863797 is about 95.2366032187.

It can be divided in two parts, 86 and 3797, that added together give a palindrome (3883).

The spelling of 863797 in words is "eight hundred sixty-three thousand, seven hundred ninety-seven".