2243437344 has 96 divisors (see below), whose sum is σ = 6703058880. Its totient is φ = 729561600.

The previous prime is 2243437337. The next prime is 2243437349. The reversal of 2243437344 is 4437343422.

2243437344 is a `hidden beast` number, since 2 + 243 + 4 + 373 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×2243437344² = 10066022232907548672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2243437299 and 2243437308.

It is not an unprimeable number, because it can be changed into a prime (2243437349) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3759 + ... + 67089.

It is an arithmetic number, because the mean of its divisors is an integer number (69823530).

Almost surely, 2^2243437344 is an apocalyptic number.

2243437344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243437344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3351529440).

2243437344 is an abundant number, since it is smaller than the sum of its proper divisors (4459621536).

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

2243437344 is a wasteful number, since it uses less digits than its factorization.

2243437344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63391 (or 63377 counting only the distinct ones).

The product of its digits is 193536, while the sum is 36.

The square root of 2243437344 is about 47364.9379182534. The cubic root of 2243437344 is about 1309.0954546559.

The spelling of 2243437344 in words is "two billion, two hundred forty-three million, four hundred thirty-seven thousand, three hundred forty-four".