2244263 has 4 divisors (see below), whose sum is σ = 2564880. Its totient is φ = 1923648.

The previous prime is 2244259. The next prime is 2244269. The reversal of 2244263 is 3624422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2244263 - 2² = 2244259 is a prime.

It is a d-powerful number, because it can be written as 2¹³ + 2¹⁷ + 4⁴ + 4⁵ + 2²¹ + 6 + 3⁸ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160298 + ... + 160311.

It is an arithmetic number, because the mean of its divisors is an integer number (641220).

2^2244263 is an apocalyptic number.

2244263 is a deficient number, since it is larger than the sum of its proper divisors (320617).

2244263 is an equidigital number, since it uses as much as digits as its factorization.

2244263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320616.

The product of its digits is 2304, while the sum is 23.

The square root of 2244263 is about 1498.0864461038. The cubic root of 2244263 is about 130.9256031155.

Adding to 2244263 its reverse (3624422), we get a palindrome (5868685).

The spelling of 2244263 in words is "two million, two hundred forty-four thousand, two hundred sixty-three".