6492840 has 64 divisors (see below), whose sum is σ = 19820160. Its totient is φ = 1701120.

The previous prime is 6492833. The next prime is 6492847. The reversal of 6492840 is 482946.

It is an interprime number because it is at equal distance from previous prime (6492833) and next prime (6492847).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6492847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6877 + ... + 7763.

It is an arithmetic number, because the mean of its divisors is an integer number (309690).

Almost surely, 2^6492840 is an apocalyptic number.

6492840 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6492840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9910080).

6492840 is an abundant number, since it is smaller than the sum of its proper divisors (13327320).

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

6492840 is a wasteful number, since it uses less digits than its factorization.

6492840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962 (or 958 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 6492840 is about 2548.1051783629. The cubic root of 6492840 is about 186.5570075878.

The spelling of 6492840 in words is "six million, four hundred ninety-two thousand, eight hundred forty".