42732537 has 16 divisors (see below), whose sum is σ = 58950528. Its totient is φ = 27515520.

The previous prime is 42732527. The next prime is 42732559. The reversal of 42732537 is 73523724.

42732537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42732537 - 2⁸ = 42732281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42732498 and 42732507.

It is not an unprimeable number, because it can be changed into a prime (42732517) 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 in 15 ways as a sum of consecutive naturals, for example, 10983 + ... + 14355.

It is an arithmetic number, because the mean of its divisors is an integer number (3684408).

Almost surely, 2^42732537 is an apocalyptic number.

It is an amenable number.

42732537 is a deficient number, since it is larger than the sum of its proper divisors (16217991).

42732537 is a wasteful number, since it uses less digits than its factorization.

42732537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3520.

The product of its digits is 35280, while the sum is 33.

The square root of 42732537 is about 6537.0128499185. The cubic root of 42732537 is about 349.6119154240.

The spelling of 42732537 in words is "forty-two million, seven hundred thirty-two thousand, five hundred thirty-seven".