6495264 has 72 divisors (see below), whose sum is σ = 19459440. Its totient is φ = 2049408.

The previous prime is 6495263. The next prime is 6495319. The reversal of 6495264 is 4625946.

6495264 is a `hidden beast` number, since 649 + 5 + 2 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (6495263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4879 + ... + 6065.

It is an arithmetic number, because the mean of its divisors is an integer number (270270).

Almost surely, 2^6495264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6495264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9729720).

6495264 is an abundant number, since it is smaller than the sum of its proper divisors (12964176).

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

6495264 is a wasteful number, since it uses less digits than its factorization.

6495264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222 (or 1211 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 6495264 is about 2548.5807815331. The cubic root of 6495264 is about 186.5802207438.

The spelling of 6495264 in words is "six million, four hundred ninety-five thousand, two hundred sixty-four".