6387142 has 8 divisors (see below), whose sum is σ = 9630936. Its totient is φ = 3176832.

The previous prime is 6387131. The next prime is 6387179. The reversal of 6387142 is 2417836.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7888 + ... + 8659.

It is an arithmetic number, because the mean of its divisors is an integer number (1203867).

Almost surely, 2^6387142 is an apocalyptic number.

6387142 is a deficient number, since it is larger than the sum of its proper divisors (3243794).

6387142 is a wasteful number, since it uses less digits than its factorization.

6387142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16742.

The product of its digits is 8064, while the sum is 31.

The square root of 6387142 is about 2527.2795650660. The cubic root of 6387142 is about 185.5391334239.

The spelling of 6387142 in words is "six million, three hundred eighty-seven thousand, one hundred forty-two".