2818998 has 48 divisors (see below), whose sum is σ = 7521696. Its totient is φ = 743040.

The previous prime is 2818997. The next prime is 2818999. The reversal of 2818998 is 8998182.

2818998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2818997) and next prime (2818999).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2818997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 778 + ... + 2498.

It is an arithmetic number, because the mean of its divisors is an integer number (156702).

2^2818998 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2818998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3760848).

2818998 is an abundant number, since it is smaller than the sum of its proper divisors (4702698).

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

2818998 is a wasteful number, since it uses less digits than its factorization.

2818998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1749 (or 1746 counting only the distinct ones).

The product of its digits is 82944, while the sum is 45.

The square root of 2818998 is about 1678.9871947100. The cubic root of 2818998 is about 141.2640292015.

The spelling of 2818998 in words is "two million, eight hundred eighteen thousand, nine hundred ninety-eight".