798971 has 4 divisors (see below), whose sum is σ = 806832. Its totient is φ = 791112.

The previous prime is 798961. The next prime is 799003. The reversal of 798971 is 179897.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 798971 - 2¹⁰ = 797947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (798911) 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 3 ways as a sum of consecutive naturals, for example, 3776 + ... + 3981.

It is an arithmetic number, because the mean of its divisors is an integer number (201708).

2⁷⁹⁸⁹⁷¹ is an apocalyptic number.

798971 is a deficient number, since it is larger than the sum of its proper divisors (7861).

798971 is a wasteful number, since it uses less digits than its factorization.

798971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7860.

The product of its digits is 31752, while the sum is 41.

The square root of 798971 is about 893.8517774217. The cubic root of 798971 is about 92.7919579709.

The spelling of 798971 in words is "seven hundred ninety-eight thousand, nine hundred seventy-one".