6481567 has 8 divisors (see below), whose sum is σ = 6703200. Its totient is φ = 6263040.

The previous prime is 6481543. The next prime is 6481571. The reversal of 6481567 is 7651846.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6481567 - 2⁷ = 6481439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6481367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3934 + ... + 5332.

It is an arithmetic number, because the mean of its divisors is an integer number (837900).

Almost surely, 2^6481567 is an apocalyptic number.

6481567 is a deficient number, since it is larger than the sum of its proper divisors (221633).

6481567 is a wasteful number, since it uses less digits than its factorization.

6481567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1553.

The product of its digits is 40320, while the sum is 37.

The square root of 6481567 is about 2545.8921815348. The cubic root of 6481567 is about 186.4489770267.

The spelling of 6481567 in words is "six million, four hundred eighty-one thousand, five hundred sixty-seven".