6849542 has 16 divisors (see below), whose sum is σ = 12029472. Its totient is φ = 2863680.

The previous prime is 6849541. The next prime is 6849559. The reversal of 6849542 is 2459486.

It is a junction number, because it is equal to n+sod(n) for n = 6849496 and 6849505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6849541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5393 + ... + 6540.

It is an arithmetic number, because the mean of its divisors is an integer number (751842).

Almost surely, 2^6849542 is an apocalyptic number.

6849542 is a deficient number, since it is larger than the sum of its proper divisors (5179930).

6849542 is a wasteful number, since it uses less digits than its factorization.

6849542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11983.

The product of its digits is 69120, while the sum is 38.

The square root of 6849542 is about 2617.1629677955. The cubic root of 6849542 is about 189.9126283416.

The spelling of 6849542 in words is "six million, eight hundred forty-nine thousand, five hundred forty-two".