316378 has 4 divisors (see below), whose sum is σ = 474570. Its totient is φ = 158188.

The previous prime is 316373. The next prime is 316391. The reversal of 316378 is 873613.

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., 273529 + 42849 = 523^2 + 207^2 .

It is not an unprimeable number, because it can be changed into a prime (316373) 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, 79093 + ... + 79096.

2³¹⁶³⁷⁸ is an apocalyptic number.

316378 is a deficient number, since it is larger than the sum of its proper divisors (158192).

316378 is a wasteful number, since it uses less digits than its factorization.

316378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158191.

The product of its digits is 3024, while the sum is 28.

The square root of 316378 is about 562.4748883284. The cubic root of 316378 is about 68.1399941745.

The spelling of 316378 in words is "three hundred sixteen thousand, three hundred seventy-eight".