319394 has 4 divisors (see below), whose sum is σ = 479094. Its totient is φ = 159696.

The previous prime is 319391. The next prime is 319399. The reversal of 319394 is 493913.

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

It can be written as a sum of positive squares in only one way, i.e., 319225 + 169 = 565^2 + 13^2 .

It is not an unprimeable number, because it can be changed into a prime (319391) 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 as a sum of consecutive naturals, namely, 79847 + ... + 79850.

2³¹⁹³⁹⁴ is an apocalyptic number.

319394 is a deficient number, since it is larger than the sum of its proper divisors (159700).

319394 is a wasteful number, since it uses less digits than its factorization.

319394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159699.

The product of its digits is 2916, while the sum is 29.

The square root of 319394 is about 565.1495377332. The cubic root of 319394 is about 68.3558336903.

The spelling of 319394 in words is "three hundred nineteen thousand, three hundred ninety-four".