2244688 has 20 divisors (see below), whose sum is σ = 4374720. Its totient is φ = 1115744.

The previous prime is 2244667. The next prime is 2244689. The reversal of 2244688 is 8864422.

It is a d-powerful number, because it can be written as 2¹¹ + 2²¹ + 4² + 4⁸ + 6⁶ + 8³ + 8⁵ .

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3531 + ... + 4117.

It is an arithmetic number, because the mean of its divisors is an integer number (218736).

2^2244688 is an apocalyptic number.

It is an amenable number.

2244688 is a deficient number, since it is larger than the sum of its proper divisors (2130032).

2244688 is a wasteful number, since it uses less digits than its factorization.

2244688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834 (or 828 counting only the distinct ones).

The product of its digits is 24576, while the sum is 34.

The square root of 2244688 is about 1498.2282870110. The cubic root of 2244688 is about 130.9338671305.

The spelling of 2244688 in words is "two million, two hundred forty-four thousand, six hundred eighty-eight".