6441142 has 8 divisors (see below), whose sum is σ = 9886536. Its totient is φ = 3145632.

The previous prime is 6441131. The next prime is 6441157. The reversal of 6441142 is 2411446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37363 + ... + 37534.

It is an arithmetic number, because the mean of its divisors is an integer number (1235817).

Almost surely, 2^6441142 is an apocalyptic number.

6441142 is a deficient number, since it is larger than the sum of its proper divisors (3445394).

6441142 is a wasteful number, since it uses less digits than its factorization.

6441142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74942.

The product of its digits is 768, while the sum is 22.

The square root of 6441142 is about 2537.9405036368. The cubic root of 6441142 is about 186.0605460578.

Adding to 6441142 its reverse (2411446), we get a palindrome (8852588).

The spelling of 6441142 in words is "six million, four hundred forty-one thousand, one hundred forty-two".