6497464 has 8 divisors (see below), whose sum is σ = 12182760. Its totient is φ = 3248728.

The previous prime is 6497461. The next prime is 6497471. The reversal of 6497464 is 4647946.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6497461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406084 + ... + 406099.

It is an arithmetic number, because the mean of its divisors is an integer number (1522845).

Almost surely, 2^6497464 is an apocalyptic number.

It is an amenable number.

6497464 is a deficient number, since it is larger than the sum of its proper divisors (5685296).

6497464 is a wasteful number, since it uses less digits than its factorization.

6497464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812189 (or 812185 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The square root of 6497464 is about 2549.0123577574. The cubic root of 6497464 is about 186.6012837907.

The spelling of 6497464 in words is "six million, four hundred ninety-seven thousand, four hundred sixty-four".