4042537 has 8 divisors (see below), whose sum is σ = 4121600. Its totient is φ = 3964464.

The previous prime is 4042523. The next prime is 4042543. The reversal of 4042537 is 7352404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4042537 - 2¹⁵ = 4009769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4042547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17539 + ... + 17767.

It is an arithmetic number, because the mean of its divisors is an integer number (515200).

Almost surely, 2^4042537 is an apocalyptic number.

It is an amenable number.

4042537 is a deficient number, since it is larger than the sum of its proper divisors (79063).

4042537 is a wasteful number, since it uses less digits than its factorization.

4042537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 4042537 is about 2010.6061275148. The cubic root of 4042537 is about 159.3008162763.

The spelling of 4042537 in words is "four million, forty-two thousand, five hundred thirty-seven".