6851442 has 32 divisors (see below), whose sum is σ = 15628032. Its totient is φ = 1983744.

The previous prime is 6851441. The next prime is 6851443. The reversal of 6851442 is 2441586.

It is an interprime number because it is at equal distance from previous prime (6851441) and next prime (6851443).

It is not an unprimeable number, because it can be changed into a prime (6851441) 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 15 ways as a sum of consecutive naturals, for example, 1258 + ... + 3909.

It is an arithmetic number, because the mean of its divisors is an integer number (488376).

Almost surely, 2^6851442 is an apocalyptic number.

6851442 is an abundant number, since it is smaller than the sum of its proper divisors (8776590).

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

6851442 is a wasteful number, since it uses less digits than its factorization.

6851442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5202.

The product of its digits is 7680, while the sum is 30.

The square root of 6851442 is about 2617.5259311036. The cubic root of 6851442 is about 189.9301867241.

The spelling of 6851442 in words is "six million, eight hundred fifty-one thousand, four hundred forty-two".