2244663 has 18 divisors (see below), whose sum is σ = 3448224. Its totient is φ = 1406784.

The previous prime is 2244661. The next prime is 2244667. The reversal of 2244663 is 3664422.

It is not a de Polignac number, because 2244663 - 2¹ = 2244661 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁷ + 2²¹ + 4² + 4⁷ + 6 + 6 + 3³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244661) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2170 + ... + 3032.

It is an arithmetic number, because the mean of its divisors is an integer number (191568).

2^2244663 is an apocalyptic number.

2244663 is a deficient number, since it is larger than the sum of its proper divisors (1203561).

2244663 is a wasteful number, since it uses less digits than its factorization.

2244663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903 (or 883 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 2244663 is about 1498.2199438000. The cubic root of 2244663 is about 130.9333810409.

The spelling of 2244663 in words is "two million, two hundred forty-four thousand, six hundred sixty-three".