6405484 has 6 divisors (see below), whose sum is σ = 11209604. Its totient is φ = 3202740.

The previous prime is 6405473. The next prime is 6405493. The reversal of 6405484 is 4845046.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 800682 + ... + 800689.

Almost surely, 2^6405484 is an apocalyptic number.

It is an amenable number.

6405484 is a deficient number, since it is larger than the sum of its proper divisors (4804120).

6405484 is a wasteful number, since it uses less digits than its factorization.

6405484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601375 (or 1601373 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 6405484 is about 2530.9057667167. The cubic root of 6405484 is about 185.7165683574.

It can be divided in two parts, 6405 and 484, that added together give a square (6889 = 83²).

The spelling of 6405484 in words is "six million, four hundred five thousand, four hundred eighty-four".