4042235 has 16 divisors (see below), whose sum is σ = 5031936. Its totient is φ = 3115488.

The previous prime is 4042217. The next prime is 4042249. The reversal of 4042235 is 5322404.

It is a cyclic number.

It is not a de Polignac number, because 4042235 - 2⁸ = 4041979 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24122 + ... + 24288.

It is an arithmetic number, because the mean of its divisors is an integer number (314496).

Almost surely, 2^4042235 is an apocalyptic number.

4042235 is a deficient number, since it is larger than the sum of its proper divisors (989701).

4042235 is a wasteful number, since it uses less digits than its factorization.

4042235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 4042235 is about 2010.5310243814. The cubic root of 4042235 is about 159.2968492918.

Adding to 4042235 its reverse (5322404), we get a palindrome (9364639).

The spelling of 4042235 in words is "four million, forty-two thousand, two hundred thirty-five".