4061142 has 12 divisors (see below), whose sum is σ = 8799180. Its totient is φ = 1353708.

The previous prime is 4061137. The next prime is 4061143. The reversal of 4061142 is 2411604.

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: 225619 = 4061142 / (4 + 0 + 6 + 1 + 1 + 4 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4061143) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 112792 + ... + 112827.

It is an arithmetic number, because the mean of its divisors is an integer number (733265).

Almost surely, 2^4061142 is an apocalyptic number.

4061142 is an abundant number, since it is smaller than the sum of its proper divisors (4738038).

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

4061142 is a wasteful number, since it uses less digits than its factorization.

4061142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225627 (or 225624 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 4061142 is about 2015.2275305781. The cubic root of 4061142 is about 159.5448261242.

Adding to 4061142 its reverse (2411604), we get a palindrome (6472746).

The spelling of 4061142 in words is "four million, sixty-one thousand, one hundred forty-two".