6463680 has 56 divisors (see below), whose sum is σ = 20525232. Its totient is φ = 1723392.

The previous prime is 6463673. The next prime is 6463687. The reversal of 6463680 is 863646.

It is an interprime number because it is at equal distance from previous prime (6463673) and next prime (6463687).

It is not an unprimeable number, because it can be changed into a prime (6463687) 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, 2407 + ... + 4326.

It is an arithmetic number, because the mean of its divisors is an integer number (366522).

Almost surely, 2^6463680 is an apocalyptic number.

6463680 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6463680 is an abundant number, since it is smaller than the sum of its proper divisors (14061552).

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

6463680 is a wasteful number, since it uses less digits than its factorization.

6463680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6753 (or 6743 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 6463680 is about 2542.3768406749. The cubic root of 6463680 is about 186.2773063278.

The spelling of 6463680 in words is "six million, four hundred sixty-three thousand, six hundred eighty".