3112998 has 64 divisors (see below), whose sum is σ = 7741440. Its totient is φ = 814752.

The previous prime is 3112987. The next prime is 3113009. The reversal of 3112998 is 8992113.

It is an interprime number because it is at equal distance from previous prime (3112987) and next prime (3113009).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37465 + ... + 37547.

It is an arithmetic number, because the mean of its divisors is an integer number (120960).

Almost surely, 2^3112998 is an apocalyptic number.

3112998 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3112998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3870720).

3112998 is an abundant number, since it is smaller than the sum of its proper divisors (4628442).

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

3112998 is a wasteful number, since it uses less digits than its factorization.

3112998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161.

The product of its digits is 3888, while the sum is 33.

The square root of 3112998 is about 1764.3690090228. The cubic root of 3112998 is about 146.0134784579.

The spelling of 3112998 in words is "three million, one hundred twelve thousand, nine hundred ninety-eight".