4042524 has 24 divisors (see below), whose sum is σ = 9737728. Its totient is φ = 1303920.

The previous prime is 4042523. The next prime is 4042543. The reversal of 4042524 is 4252404.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4042524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042523) 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, 5062 + ... + 5805.

Almost surely, 2^4042524 is an apocalyptic number.

It is an amenable number.

4042524 is an abundant number, since it is smaller than the sum of its proper divisors (5695204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4042524 is a wasteful number, since it uses less digits than its factorization.

4042524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10905 (or 10903 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 4042524 is about 2010.6028946562. The cubic root of 4042524 is about 159.3006455161.

Adding to 4042524 its reverse (4252404), we get a palindrome (8294928).

The spelling of 4042524 in words is "four million, forty-two thousand, five hundred twenty-four".