799278 has 8 divisors (see below), whose sum is σ = 1598568. Its totient is φ = 266424.

The previous prime is 799259. The next prime is 799291. The reversal of 799278 is 872997.

It is a sphenic number, since it is the product of 3 distinct primes.

799278 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

799278 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66601 + ... + 66612.

It is an arithmetic number, because the mean of its divisors is an integer number (199821).

2⁷⁹⁹²⁷⁸ is an apocalyptic number.

799278 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

799278 is a wasteful number, since it uses less digits than its factorization.

799278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133218.

The product of its digits is 63504, while the sum is 42.

The square root of 799278 is about 894.0234896243. The cubic root of 799278 is about 92.8038413739.

Subtracting from 799278 its sum of digits (42), we obtain a square (799236 = 894²).

The spelling of 799278 in words is "seven hundred ninety-nine thousand, two hundred seventy-eight".