4043142 has 16 divisors (see below), whose sum is σ = 8984880. Its totient is φ = 1347696.

The previous prime is 4043129. The next prime is 4043159. The reversal of 4043142 is 2413404.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37383 + ... + 37490.

It is an arithmetic number, because the mean of its divisors is an integer number (561555).

Almost surely, 2^4043142 is an apocalyptic number.

4043142 is an abundant number, since it is smaller than the sum of its proper divisors (4941738).

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

4043142 is a wasteful number, since it uses less digits than its factorization.

4043142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74884 (or 74878 counting only the distinct ones).

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

The square root of 4043142 is about 2010.7565740288. The cubic root of 4043142 is about 159.3087627866.

Adding to 4043142 its reverse (2413404), we get a palindrome (6456546).

The spelling of 4043142 in words is "four million, forty-three thousand, one hundred forty-two".