2263305344 has 32 divisors (see below), whose sum is σ = 4613798640. Its totient is φ = 1105332480.

The previous prime is 2263305323. The next prime is 2263305347. The reversal of 2263305344 is 4435033622.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 2263305344.

It is not an unprimeable number, because it can be changed into a prime (2263305347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200102 + ... + 211109.

Almost surely, 2^2263305344 is an apocalyptic number.

It is an amenable number.

2263305344 is an abundant number, since it is smaller than the sum of its proper divisors (2350493296).

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

2263305344 is an equidigital number, since it uses as much as digits as its factorization.

2263305344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411268 (or 411256 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 32.

The square root of 2263305344 is about 47574.2088110775. The cubic root of 2263305344 is about 1312.9485753676.

Adding to 2263305344 its reverse (4435033622), we get a palindrome (6698338966).

The spelling of 2263305344 in words is "two billion, two hundred sixty-three million, three hundred five thousand, three hundred forty-four".