798657 has 8 divisors (see below), whose sum is σ = 1085184. Its totient is φ = 522288.

The previous prime is 798649. The next prime is 798667. The reversal of 798657 is 756897.

798657 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 not a de Polignac number, because 798657 - 2³ = 798649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (798647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2353 + ... + 2670.

It is an arithmetic number, because the mean of its divisors is an integer number (135648).

2⁷⁹⁸⁶⁵⁷ is an apocalyptic number.

It is an amenable number.

798657 is a deficient number, since it is larger than the sum of its proper divisors (286527).

798657 is a wasteful number, since it uses less digits than its factorization.

798657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5079.

The product of its digits is 105840, while the sum is 42.

The square root of 798657 is about 893.6761158272. The cubic root of 798657 is about 92.7798004613.

The spelling of 798657 in words is "seven hundred ninety-eight thousand, six hundred fifty-seven".