4042134 has 12 divisors (see below), whose sum is σ = 8757996. Its totient is φ = 1347372.

The previous prime is 4042111. The next prime is 4042153. The reversal of 4042134 is 4312404.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 224563 = 4042134 / (4 + 0 + 4 + 2 + 1 + 3 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112264 + ... + 112299.

It is an arithmetic number, because the mean of its divisors is an integer number (729833).

Almost surely, 2^4042134 is an apocalyptic number.

4042134 is an abundant number, since it is smaller than the sum of its proper divisors (4715862).

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

4042134 is a wasteful number, since it uses less digits than its factorization.

4042134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224571 (or 224568 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4042134 is about 2010.5059064822. The cubic root of 4042134 is about 159.2955225410.

Adding to 4042134 its reverse (4312404), we get a palindrome (8354538).

The spelling of 4042134 in words is "four million, forty-two thousand, one hundred thirty-four".