6456464 has 40 divisors (see below), whose sum is σ = 15141888. Its totient is φ = 2603520.

The previous prime is 6456449. The next prime is 6456467. The reversal of 6456464 is 4646546.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6456467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209 + ... + 3599.

Almost surely, 2^6456464 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 6456464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7570944).

6456464 is an abundant number, since it is smaller than the sum of its proper divisors (8685424).

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

6456464 is a wasteful number, since it uses less digits than its factorization.

6456464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3423 (or 3417 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The square root of 6456464 is about 2540.9572999167. The cubic root of 6456464 is about 186.2079610238.

The spelling of 6456464 in words is "six million, four hundred fifty-six thousand, four hundred sixty-four".