3116378 has 4 divisors (see below), whose sum is σ = 4674570. Its totient is φ = 1558188.

The previous prime is 3116353. The next prime is 3116381. The reversal of 3116378 is 8736113.

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., 1868689 + 1247689 = 1367^2 + 1117^2 .

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3116378.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 779093 + ... + 779096.

Almost surely, 2^3116378 is an apocalyptic number.

3116378 is a deficient number, since it is larger than the sum of its proper divisors (1558192).

3116378 is a wasteful number, since it uses less digits than its factorization.

3116378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558191.

The product of its digits is 3024, while the sum is 29.

The square root of 3116378 is about 1765.3265986780. The cubic root of 3116378 is about 146.0663050307.

The spelling of 3116378 in words is "three million, one hundred sixteen thousand, three hundred seventy-eight".