798169 has 4 divisors (see below), whose sum is σ = 832896. Its totient is φ = 763444.

The previous prime is 798151. The next prime is 798173. The reversal of 798169 is 961897.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 961897 = 53 ⋅18149.

It is a cyclic number.

It is not a de Polignac number, because 798169 - 2¹¹ = 796121 is a prime.

It is a super-2 number, since 2×798169² = 1274147505122, which contains 22 as substring.

It is a Duffinian number.

798169 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (798139) 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, 17329 + ... + 17374.

It is an arithmetic number, because the mean of its divisors is an integer number (208224).

2⁷⁹⁸¹⁶⁹ is an apocalyptic number.

It is an amenable number.

798169 is a deficient number, since it is larger than the sum of its proper divisors (34727).

798169 is a wasteful number, since it uses less digits than its factorization.

798169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34726.

The product of its digits is 27216, while the sum is 40.

The square root of 798169 is about 893.4030445437. The cubic root of 798169 is about 92.7608996618.

The spelling of 798169 in words is "seven hundred ninety-eight thousand, one hundred sixty-nine".