6442484 has 24 divisors (see below), whose sum is σ = 11854080. Its totient is φ = 3057824.

The previous prime is 6442481. The next prime is 6442493. The reversal of 6442484 is 4842446.

It is a self number, because there is not a number n which added to its sum of digits gives 6442484.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6442481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21842 + ... + 22134.

It is an arithmetic number, because the mean of its divisors is an integer number (493920).

Almost surely, 2^6442484 is an apocalyptic number.

It is an amenable number.

6442484 is a deficient number, since it is larger than the sum of its proper divisors (5411596).

6442484 is a wasteful number, since it uses less digits than its factorization.

6442484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 557 counting only the distinct ones).

The product of its digits is 24576, while the sum is 32.

The square root of 6442484 is about 2538.2048774675. The cubic root of 6442484 is about 186.0734669505.

The spelling of 6442484 in words is "six million, four hundred forty-two thousand, four hundred eighty-four".