2242263 has 4 divisors (see below), whose sum is σ = 2989688. Its totient is φ = 1494840.

The previous prime is 2242231. The next prime is 2242277. The reversal of 2242263 is 3622422.

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

It is not a de Polignac number, because 2242263 - 2⁵ = 2242231 is a prime.

It is a super-2 number, since 2×2242263² = 10055486722338, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242213) 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, 373708 + ... + 373713.

It is an arithmetic number, because the mean of its divisors is an integer number (747422).

2^2242263 is an apocalyptic number.

2242263 is a deficient number, since it is larger than the sum of its proper divisors (747425).

2242263 is an equidigital number, since it uses as much as digits as its factorization.

2242263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747424.

The product of its digits is 1152, while the sum is 21.

The square root of 2242263 is about 1497.4187790996. The cubic root of 2242263 is about 130.8866996197.

Adding to 2242263 its reverse (3622422), we get a palindrome (5864685).

The spelling of 2242263 in words is "two million, two hundred forty-two thousand, two hundred sixty-three".