799169 has 4 divisors (see below), whose sum is σ = 913344. Its totient is φ = 684996.

The previous prime is 799151. The next prime is 799171. The reversal of 799169 is 961997.

It is a happy number.

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: 961997 = 389 ⋅2473.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-799169 is a prime.

It is a super-2 number, since 2×799169² = 1277342181122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (799369) 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, 57077 + ... + 57090.

It is an arithmetic number, because the mean of its divisors is an integer number (228336).

2⁷⁹⁹¹⁶⁹ is an apocalyptic number.

It is an amenable number.

799169 is a deficient number, since it is larger than the sum of its proper divisors (114175).

799169 is a wasteful number, since it uses less digits than its factorization.

799169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114174.

The product of its digits is 30618, while the sum is 41.

The square root of 799169 is about 893.9625271789. The cubic root of 799169 is about 92.7996225336.

The spelling of 799169 in words is "seven hundred ninety-nine thousand, one hundred sixty-nine".