2118282 has 8 divisors (see below), whose sum is σ = 4236576. Its totient is φ = 706092.

The previous prime is 2118269. The next prime is 2118283. The reversal of 2118282 is 2828112.

It is a sphenic number, since it is the product of 3 distinct primes.

2118282 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2118283) 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 3 ways as a sum of consecutive naturals, for example, 176518 + ... + 176529.

It is an arithmetic number, because the mean of its divisors is an integer number (529572).

2^2118282 is an apocalyptic number.

2118282 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2118282 is a wasteful number, since it uses less digits than its factorization.

2118282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353052.

The product of its digits is 512, while the sum is 24.

The square root of 2118282 is about 1455.4318946622. The cubic root of 2118282 is about 128.4284551797.

The spelling of 2118282 in words is "two million, one hundred eighteen thousand, two hundred eighty-two".