6756142 has 4 divisors (see below), whose sum is σ = 10134216. Its totient is φ = 3378070.

The previous prime is 6756137. The next prime is 6756161. The reversal of 6756142 is 2416576.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 as a sum of consecutive naturals, namely, 1689034 + ... + 1689037.

It is an arithmetic number, because the mean of its divisors is an integer number (2533554).

Almost surely, 2^6756142 is an apocalyptic number.

6756142 is a deficient number, since it is larger than the sum of its proper divisors (3378074).

6756142 is a wasteful number, since it uses less digits than its factorization.

6756142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3378073.

The product of its digits is 10080, while the sum is 31.

The square root of 6756142 is about 2599.2579710371. The cubic root of 6756142 is about 189.0454618482.

The spelling of 6756142 in words is "six million, seven hundred fifty-six thousand, one hundred forty-two".