2263522243 has 4 divisors (see below), whose sum is σ = 2263736728. Its totient is φ = 2263307760.

The previous prime is 2263522237. The next prime is 2263522291. The reversal of 2263522243 is 3422253622.

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 2263522243 - 2¹³ = 2263514051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2263522343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90546 + ... + 112807.

It is an arithmetic number, because the mean of its divisors is an integer number (565934182).

Almost surely, 2^2263522243 is an apocalyptic number.

2263522243 is a deficient number, since it is larger than the sum of its proper divisors (214485).

2263522243 is a wasteful number, since it uses less digits than its factorization.

2263522243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214484.

The product of its digits is 34560, while the sum is 31.

The square root of 2263522243 is about 47576.4883424576. The cubic root of 2263522243 is about 1312.9905152288.

Adding to 2263522243 its reverse (3422253622), we get a palindrome (5685775865).

The spelling of 2263522243 in words is "two billion, two hundred sixty-three million, five hundred twenty-two thousand, two hundred forty-three".