319798 has 4 divisors (see below), whose sum is σ = 479700. Its totient is φ = 159898.

The previous prime is 319763. The next prime is 319811. The reversal of 319798 is 897913.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 897913 = 631 ⋅1423.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79948 + ... + 79951.

It is an arithmetic number, because the mean of its divisors is an integer number (119925).

2³¹⁹⁷⁹⁸ is an apocalyptic number.

319798 is a deficient number, since it is larger than the sum of its proper divisors (159902).

319798 is a wasteful number, since it uses less digits than its factorization.

319798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159901.

The product of its digits is 13608, while the sum is 37.

The square root of 319798 is about 565.5068523015. The cubic root of 319798 is about 68.3846425401.

The spelling of 319798 in words is "three hundred nineteen thousand, seven hundred ninety-eight".