6464244 has 24 divisors (see below), whose sum is σ = 15570688. Its totient is φ = 2085120.

The previous prime is 6464221. The next prime is 6464261. The reversal of 6464244 is 4424646.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8317 + ... + 9060.

Almost surely, 2^6464244 is an apocalyptic number.

It is an amenable number.

6464244 is an abundant number, since it is smaller than the sum of its proper divisors (9106444).

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

6464244 is a wasteful number, since it uses less digits than its factorization.

6464244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17415 (or 17413 counting only the distinct ones).

The product of its digits is 18432, while the sum is 30.

The square root of 6464244 is about 2542.4877580826. The cubic root of 6464244 is about 186.2827241571.

The spelling of 6464244 in words is "six million, four hundred sixty-four thousand, two hundred forty-four".