6681342 has 8 divisors (see below), whose sum is σ = 13362696. Its totient is φ = 2227112.

The previous prime is 6681329. The next prime is 6681359. The reversal of 6681342 is 2431866.

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

6681342 is an admirable number.

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, 556773 + ... + 556784.

It is an arithmetic number, because the mean of its divisors is an integer number (1670337).

Almost surely, 2^6681342 is an apocalyptic number.

6681342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6681342 is a wasteful number, since it uses less digits than its factorization.

6681342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113562.

The product of its digits is 6912, while the sum is 30.

The square root of 6681342 is about 2584.8292013207. The cubic root of 6681342 is about 188.3452047407.

The spelling of 6681342 in words is "six million, six hundred eighty-one thousand, three hundred forty-two".