6789142 has 8 divisors (see below), whose sum is σ = 10282896. Its totient is φ = 3361512.

The previous prime is 6789121. The next prime is 6789143. The reversal of 6789142 is 2419876.

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 not an unprimeable number, because it can be changed into a prime (6789143) by changing a digit.

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, 16273 + ... + 16684.

It is an arithmetic number, because the mean of its divisors is an integer number (1285362).

Almost surely, 2^6789142 is an apocalyptic number.

6789142 is a deficient number, since it is larger than the sum of its proper divisors (3493754).

6789142 is a wasteful number, since it uses less digits than its factorization.

6789142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33062.

The product of its digits is 24192, while the sum is 37.

The square root of 6789142 is about 2605.5982038680. The cubic root of 6789142 is about 189.3527560857.

The spelling of 6789142 in words is "six million, seven hundred eighty-nine thousand, one hundred forty-two".