6538142 has 8 divisors (see below), whose sum is σ = 10561656. Its totient is φ = 3017592.

The previous prime is 6538139. The next prime is 6538151. The reversal of 6538142 is 2418356.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125708 + ... + 125759.

It is an arithmetic number, because the mean of its divisors is an integer number (1320207).

Almost surely, 2^6538142 is an apocalyptic number.

6538142 is a deficient number, since it is larger than the sum of its proper divisors (4023514).

6538142 is a wasteful number, since it uses less digits than its factorization.

6538142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251482.

The product of its digits is 5760, while the sum is 29.

The square root of 6538142 is about 2556.9790769578. The cubic root of 6538142 is about 186.9898857332.

The spelling of 6538142 in words is "six million, five hundred thirty-eight thousand, one hundred forty-two".