6834840 has 32 divisors (see below), whose sum is σ = 20504880. Its totient is φ = 1822592.

The previous prime is 6834829. The next prime is 6834853. The reversal of 6834840 is 484386.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28359 + ... + 28598.

Almost surely, 2^6834840 is an apocalyptic number.

6834840 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6834840 is an abundant number, since it is smaller than the sum of its proper divisors (13670040).

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

6834840 is a wasteful number, since it uses less digits than its factorization.

6834840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56971 (or 56967 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 6834840 is about 2614.3526923504. The cubic root of 6834840 is about 189.7766535315.

The spelling of 6834840 in words is "six million, eight hundred thirty-four thousand, eight hundred forty".