2243502464 has 32 divisors (see below), whose sum is σ = 5107976400. Its totient is φ = 961500672.

The previous prime is 2243502413. The next prime is 2243502479. The reversal of 2243502464 is 4642053422.

It is a happy number.

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 2243502464.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1251059 + ... + 1252850.

Almost surely, 2^2243502464 is an apocalyptic number.

It is an amenable number.

2243502464 is an abundant number, since it is smaller than the sum of its proper divisors (2864473936).

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

2243502464 is an equidigital number, since it uses as much as digits as its factorization.

2243502464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503930 (or 2503918 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

The square root of 2243502464 is about 47365.6253415913. The cubic root of 2243502464 is about 1309.1081208549.

Adding to 2243502464 its reverse (4642053422), we get a palindrome (6885555886).

The spelling of 2243502464 in words is "two billion, two hundred forty-three million, five hundred two thousand, four hundred sixty-four".