3116878 has 4 divisors (see below), whose sum is σ = 4675320. Its totient is φ = 1558438.

The previous prime is 3116873. The next prime is 3116947. The reversal of 3116878 is 8786113.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3116873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 779218 + ... + 779221.

It is an arithmetic number, because the mean of its divisors is an integer number (1168830).

Almost surely, 2^3116878 is an apocalyptic number.

3116878 is a deficient number, since it is larger than the sum of its proper divisors (1558442).

3116878 is a wasteful number, since it uses less digits than its factorization.

3116878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558441.

The product of its digits is 8064, while the sum is 34.

The square root of 3116878 is about 1765.4682098526. The cubic root of 3116878 is about 146.0741163689.

The spelling of 3116878 in words is "three million, one hundred sixteen thousand, eight hundred seventy-eight".