2243866752 has 128 divisors (see below), whose sum is σ = 6910704000. Its totient is φ = 715410432.

The previous prime is 2243866727. The next prime is 2243866763. The reversal of 2243866752 is 2576683422.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 2243866698 and 2243866707.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 65374 + ... + 93602.

It is an arithmetic number, because the mean of its divisors is an integer number (53989875).

Almost surely, 2^2243866752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243866752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3455352000).

2243866752 is an abundant number, since it is smaller than the sum of its proper divisors (4666837248).

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

2243866752 is a wasteful number, since it uses less digits than its factorization.

2243866752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28275 (or 28257 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 2243866752 is about 47369.4706746867. The cubic root of 2243866752 is about 1309.1789723586.

The spelling of 2243866752 in words is "two billion, two hundred forty-three million, eight hundred sixty-six thousand, seven hundred fifty-two".