869798 has 8 divisors (see below), whose sum is σ = 1346880. Its totient is φ = 420840.

The previous prime is 869779. The next prime is 869807. The reversal of 869798 is 897968.

869798 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 869798.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6953 + ... + 7076.

It is an arithmetic number, because the mean of its divisors is an integer number (168360).

2⁸⁶⁹⁷⁹⁸ is an apocalyptic number.

869798 is a deficient number, since it is larger than the sum of its proper divisors (477082).

869798 is a wasteful number, since it uses less digits than its factorization.

869798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14062.

The product of its digits is 217728, while the sum is 47.

The square root of 869798 is about 932.6296156567. The cubic root of 869798 is about 95.4566381181.

The spelling of 869798 in words is "eight hundred sixty-nine thousand, seven hundred ninety-eight".