6413648 has 10 divisors (see below), whose sum is σ = 12426474. Its totient is φ = 3206816.

The previous prime is 6413609. The next prime is 6413651. The reversal of 6413648 is 8463146.

6413648 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6091024 + 322624 = 2468^2 + 568^2 .

It is a super-2 number, since 2×6413648² = 82269761335808, which contains 22 as substring.

It is an Ulam number.

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 as a sum of consecutive naturals, namely, 200411 + ... + 200442.

Almost surely, 2^6413648 is an apocalyptic number.

It is an amenable number.

6413648 is a deficient number, since it is larger than the sum of its proper divisors (6012826).

6413648 is a wasteful number, since it uses less digits than its factorization.

6413648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400861 (or 400855 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 6413648 is about 2532.5181144466. The cubic root of 6413648 is about 185.7954354852.

The spelling of 6413648 in words is "six million, four hundred thirteen thousand, six hundred forty-eight".