3112984 has 16 divisors (see below), whose sum is σ = 6670800. Its totient is φ = 1334112.

The previous prime is 3112973. The next prime is 3112987. The reversal of 3112984 is 4892113.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27739 + ... + 27850.

It is an arithmetic number, because the mean of its divisors is an integer number (416925).

Almost surely, 2^3112984 is an apocalyptic number.

It is an amenable number.

3112984 is an abundant number, since it is smaller than the sum of its proper divisors (3557816).

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

3112984 is a wasteful number, since it uses less digits than its factorization.

3112984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55602 (or 55598 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 3112984 is about 1764.3650415943. The cubic root of 3112984 is about 146.0132595701.

It can be divided in two parts, 31129 and 84, that added together give a palindrome (31213).

The spelling of 3112984 in words is "three million, one hundred twelve thousand, nine hundred eighty-four".