797858 has 8 divisors (see below), whose sum is σ = 1201152. Its totient is φ = 397476.

The previous prime is 797851. The next prime is 797869. The reversal of 797858 is 858797.

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

It is not an unprimeable number, because it can be changed into a prime (797851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191 + ... + 1277.

It is an arithmetic number, because the mean of its divisors is an integer number (150144).

2⁷⁹⁷⁸⁵⁸ is an apocalyptic number.

797858 is a deficient number, since it is larger than the sum of its proper divisors (403294).

797858 is a wasteful number, since it uses less digits than its factorization.

797858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456.

The product of its digits is 141120, while the sum is 44.

The square root of 797858 is about 893.2289740039. The cubic root of 797858 is about 92.7488502557.

The spelling of 797858 in words is "seven hundred ninety-seven thousand, eight hundred fifty-eight".