798365 has 4 divisors (see below), whose sum is σ = 958044. Its totient is φ = 638688.

The previous prime is 798331. The next prime is 798373. The reversal of 798365 is 563897.

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

It can be written as a sum of positive squares in 2 ways, for example, as 89401 + 708964 = 299^2 + 842^2 .

It is a cyclic number.

It is not a de Polignac number, because 798365 - 2¹⁶ = 732829 is a prime.

It is a Duffinian number.

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 798365.

It is an unprimeable number.

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, 79832 + ... + 79841.

It is an arithmetic number, because the mean of its divisors is an integer number (239511).

2⁷⁹⁸³⁶⁵ is an apocalyptic number.

It is an amenable number.

798365 is a deficient number, since it is larger than the sum of its proper divisors (159679).

798365 is a wasteful number, since it uses less digits than its factorization.

798365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159678.

The product of its digits is 45360, while the sum is 38.

The square root of 798365 is about 893.5127307431. The cubic root of 798365 is about 92.7684918920.

The spelling of 798365 in words is "seven hundred ninety-eight thousand, three hundred sixty-five".