2243724128 has 12 divisors (see below), whose sum is σ = 4417331940. Its totient is φ = 1121862048.

The previous prime is 2243724121. The next prime is 2243724137. The reversal of 2243724128 is 8214273422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243724121) 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 as a sum of consecutive naturals, namely, 35058158 + ... + 35058221.

It is an arithmetic number, because the mean of its divisors is an integer number (368110995).

Almost surely, 2^2243724128 is an apocalyptic number.

It is an amenable number.

2243724128 is a deficient number, since it is larger than the sum of its proper divisors (2173607812).

2243724128 is an equidigital number, since it uses as much as digits as its factorization.

2243724128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70116389 (or 70116381 counting only the distinct ones).

The product of its digits is 43008, while the sum is 35.

The square root of 2243724128 is about 47367.9652085669. The cubic root of 2243724128 is about 1309.1512338877.

The spelling of 2243724128 in words is "two billion, two hundred forty-three million, seven hundred twenty-four thousand, one hundred twenty-eight".