3118984 has 48 divisors (see below), whose sum is σ = 6768720. Its totient is φ = 1335840.

The previous prime is 3118949. The next prime is 3118987. The reversal of 3118984 is 4898113.

It is a happy number.

It is a super-2 number, since 2×3118984² = 19456122384512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3118987) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46519 + ... + 46585.

It is an arithmetic number, because the mean of its divisors is an integer number (141015).

Almost surely, 2^3118984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3118984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3384360).

3118984 is an abundant number, since it is smaller than the sum of its proper divisors (3649736).

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

3118984 is a wasteful number, since it uses less digits than its factorization.

3118984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 103 counting only the distinct ones).

The product of its digits is 6912, while the sum is 34.

The square root of 3118984 is about 1766.0645514816. The cubic root of 3118984 is about 146.1070085587.

The spelling of 3118984 in words is "three million, one hundred eighteen thousand, nine hundred eighty-four".