6460655 has 4 divisors (see below), whose sum is σ = 7752792. Its totient is φ = 5168520.

The previous prime is 6460651. The next prime is 6460673. The reversal of 6460655 is 5560646.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6460655 - 2² = 6460651 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 (6460651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646061 + ... + 646070.

It is an arithmetic number, because the mean of its divisors is an integer number (1938198).

Almost surely, 2^6460655 is an apocalyptic number.

6460655 is a deficient number, since it is larger than the sum of its proper divisors (1292137).

6460655 is a wasteful number, since it uses less digits than its factorization.

6460655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292136.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 6460655 is about 2541.7818553133. The cubic root of 6460655 is about 186.2482425551.

Subtracting from 6460655 its reverse (5560646), we obtain a palindrome (900009).

The spelling of 6460655 in words is "six million, four hundred sixty thousand, six hundred fifty-five".