6464344 has 16 divisors (see below), whose sum is σ = 12448800. Its totient is φ = 3144672.

The previous prime is 6464329. The next prime is 6464377. The reversal of 6464344 is 4434646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10624 + ... + 11215.

It is an arithmetic number, because the mean of its divisors is an integer number (778050).

Almost surely, 2^6464344 is an apocalyptic number.

It is an amenable number.

6464344 is a deficient number, since it is larger than the sum of its proper divisors (5984456).

6464344 is a wasteful number, since it uses less digits than its factorization.

6464344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21882 (or 21878 counting only the distinct ones).

The product of its digits is 27648, while the sum is 31.

The square root of 6464344 is about 2542.5074237846. The cubic root of 6464344 is about 186.2836847322.

The spelling of 6464344 in words is "six million, four hundred sixty-four thousand, three hundred forty-four".