798591 has 12 divisors (see below), whose sum is σ = 1104216. Its totient is φ = 513360.

The previous prime is 798569. The next prime is 798599. The reversal of 798591 is 195897.

It is a happy number.

It is not a de Polignac number, because 798591 - 2⁶ = 798527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (798599) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2745 + ... + 3021.

It is an arithmetic number, because the mean of its divisors is an integer number (92018).

2⁷⁹⁸⁵⁹¹ is an apocalyptic number.

798591 is a deficient number, since it is larger than the sum of its proper divisors (305625).

798591 is a wasteful number, since it uses less digits than its factorization.

798591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 311 counting only the distinct ones).

The product of its digits is 22680, while the sum is 39.

The square root of 798591 is about 893.6391889348. The cubic root of 798591 is about 92.7772446560. Note that the first 3 decimals are identical.

The spelling of 798591 in words is "seven hundred ninety-eight thousand, five hundred ninety-one".