6465505 has 8 divisors (see below), whose sum is σ = 7818624. Its totient is φ = 5132400.

The previous prime is 6465499. The next prime is 6465527. The reversal of 6465505 is 5055646.

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

It is not a de Polignac number, because 6465505 - 2³ = 6465497 is a prime.

It is a Duffinian number.

It is a zygodrome in base 3.

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, 4281 + ... + 5590.

It is an arithmetic number, because the mean of its divisors is an integer number (977328).

Almost surely, 2^6465505 is an apocalyptic number.

It is an amenable number.

6465505 is a deficient number, since it is larger than the sum of its proper divisors (1353119).

6465505 is a wasteful number, since it uses less digits than its factorization.

6465505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10007.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 6465505 is about 2542.7357314515. The cubic root of 6465505 is about 186.2948362846.

The spelling of 6465505 in words is "six million, four hundred sixty-five thousand, five hundred five".