2818224 has 30 divisors (see below), whose sum is σ = 7887516. Its totient is φ = 939360.

The previous prime is 2818223. The next prime is 2818229. The reversal of 2818224 is 4228182.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (2818223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9642 + ... + 9929.

2^2818224 is an apocalyptic number.

2818224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2818224 is an abundant number, since it is smaller than the sum of its proper divisors (5069292).

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

2818224 is a wasteful number, since it uses less digits than its factorization.

2818224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19585 (or 19576 counting only the distinct ones).

The product of its digits is 2048, while the sum is 27.

The square root of 2818224 is about 1678.7566827864. The cubic root of 2818224 is about 141.2510992683.

The spelling of 2818224 in words is "two million, eight hundred eighteen thousand, two hundred twenty-four".