2143727752 has 16 divisors (see below), whose sum is σ = 4044151440. Its totient is φ = 1065287376.

The previous prime is 2143727749. The next prime is 2143727753. The reversal of 2143727752 is 2577273412.

It is not an unprimeable number, because it can be changed into a prime (2143727753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820678 + ... + 823285.

It is an arithmetic number, because the mean of its divisors is an integer number (252759465).

Almost surely, 2^2143727752 is an apocalyptic number.

It is an amenable number.

2143727752 is a deficient number, since it is larger than the sum of its proper divisors (1900423688).

2143727752 is a wasteful number, since it uses less digits than its factorization.

2143727752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1644132 (or 1644128 counting only the distinct ones).

The product of its digits is 164640, while the sum is 40.

The square root of 2143727752 is about 46300.4076871900. The cubic root of 2143727752 is about 1289.4065639736.

The spelling of 2143727752 in words is "two billion, one hundred forty-three million, seven hundred twenty-seven thousand, seven hundred fifty-two".