2732243537 has 4 divisors (see below), whose sum is σ = 2736141876. Its totient is φ = 2728345200.

The previous prime is 2732243509. The next prime is 2732243557. The reversal of 2732243537 is 7353422372.

2732243537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2618266561 + 113976976 = 51169^2 + 10676^2 .

It is a cyclic number.

It is not a de Polignac number, because 2732243537 - 2⁶ = 2732243473 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2732243537.

It is not an unprimeable number, because it can be changed into a prime (2732243557) 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, 1948118 + ... + 1949519.

It is an arithmetic number, because the mean of its divisors is an integer number (684035469).

Almost surely, 2^2732243537 is an apocalyptic number.

It is an amenable number.

2732243537 is a deficient number, since it is larger than the sum of its proper divisors (3898339).

2732243537 is an equidigital number, since it uses as much as digits as its factorization.

2732243537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3898338.

The product of its digits is 211680, while the sum is 38.

The square root of 2732243537 is about 52270.8670006534. The cubic root of 2732243537 is about 1397.9977392901.

The spelling of 2732243537 in words is "two billion, seven hundred thirty-two million, two hundred forty-three thousand, five hundred thirty-seven".