2243636334 has 20 divisors (see below), whose sum is σ = 5027407704. Its totient is φ = 747878724.

The previous prime is 2243636323. The next prime is 2243636347. The reversal of 2243636334 is 4336363422.

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 6924642 + ... + 6924965.

Almost surely, 2^2243636334 is an apocalyptic number.

2243636334 is an abundant number, since it is smaller than the sum of its proper divisors (2783771370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2243636334 is a wasteful number, since it uses less digits than its factorization.

2243636334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13849621 (or 13849612 counting only the distinct ones).

The product of its digits is 186624, while the sum is 36.

The square root of 2243636334 is about 47367.0384761387. The cubic root of 2243636334 is about 1309.1341585380.

Adding to 2243636334 its reverse (4336363422), we get a palindrome (6579999756).

The spelling of 2243636334 in words is "two billion, two hundred forty-three million, six hundred thirty-six thousand, three hundred thirty-four".