6542842 has 8 divisors (see below), whose sum is σ = 9825696. Its totient is φ = 3267612.

The previous prime is 6542827. The next prime is 6542843. The reversal of 6542842 is 2482456.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6542843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1363 + ... + 3865.

It is an arithmetic number, because the mean of its divisors is an integer number (1228212).

Almost surely, 2^6542842 is an apocalyptic number.

6542842 is a deficient number, since it is larger than the sum of its proper divisors (3282854).

6542842 is a wasteful number, since it uses less digits than its factorization.

6542842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3812.

The product of its digits is 15360, while the sum is 31.

The square root of 6542842 is about 2557.8979651268. The cubic root of 6542842 is about 187.0346814339.

The spelling of 6542842 in words is "six million, five hundred forty-two thousand, eight hundred forty-two".