6393142 has 8 divisors (see below), whose sum is σ = 10959696. Its totient is φ = 2739912.

The previous prime is 6393131. The next prime is 6393169. The reversal of 6393142 is 2413936.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6393142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228313 + ... + 228340.

It is an arithmetic number, because the mean of its divisors is an integer number (1369962).

Almost surely, 2^6393142 is an apocalyptic number.

6393142 is a deficient number, since it is larger than the sum of its proper divisors (4566554).

6393142 is a wasteful number, since it uses less digits than its factorization.

6393142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456662.

The product of its digits is 3888, while the sum is 28.

The square root of 6393142 is about 2528.4663335706. The cubic root of 6393142 is about 185.5972129424.

The spelling of 6393142 in words is "six million, three hundred ninety-three thousand, one hundred forty-two".