3116388 has 24 divisors (see below), whose sum is σ = 7932960. Its totient is φ = 944320.

The previous prime is 3116381. The next prime is 3116417. The reversal of 3116388 is 8836113.

It is not an unprimeable number, because it can be changed into a prime (3116381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11673 + ... + 11936.

It is an arithmetic number, because the mean of its divisors is an integer number (330540).

Almost surely, 2^3116388 is an apocalyptic number.

It is an amenable number.

3116388 is an abundant number, since it is smaller than the sum of its proper divisors (4816572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3116388 is a wasteful number, since it uses less digits than its factorization.

3116388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23627 (or 23625 counting only the distinct ones).

The product of its digits is 3456, while the sum is 30.

The square root of 3116388 is about 1765.3294310128. The cubic root of 3116388 is about 146.0664612657.

The spelling of 3116388 in words is "three million, one hundred sixteen thousand, three hundred eighty-eight".