2244666 has 8 divisors (see below), whose sum is σ = 4489344. Its totient is φ = 748220.

The previous prime is 2244661. The next prime is 2244667. The reversal of 2244666 is 6664422.

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

2244666 is an admirable number.

It is a d-powerful number, because it can be written as 2 + 2¹⁹ + 4⁷ + 4⁷ + 6³ + 6⁵ + 6⁸ .

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (2244661) 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, 187050 + ... + 187061.

It is an arithmetic number, because the mean of its divisors is an integer number (561168).

2^2244666 is an apocalyptic number.

2244666 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.

2244666 is a wasteful number, since it uses less digits than its factorization.

2244666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374116.

The product of its digits is 13824, while the sum is 30.

The square root of 2244666 is about 1498.2209449878. The cubic root of 2244666 is about 130.9334393718.

The spelling of 2244666 in words is "two million, two hundred forty-four thousand, six hundred sixty-six".