5648818 has 12 divisors (see below), whose sum is σ = 9856782. Its totient is φ = 2420880.

The previous prime is 5648809. The next prime is 5648843. The reversal of 5648818 is 8188465.

It can be written as a sum of positive squares in only one way, i.e., 5631129 + 17689 = 2373^2 + 133^2 .

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 5 ways as a sum of consecutive naturals, for example, 28723 + ... + 28918.

Almost surely, 2^5648818 is an apocalyptic number.

5648818 is a deficient number, since it is larger than the sum of its proper divisors (4207964).

5648818 is a wasteful number, since it uses less digits than its factorization.

5648818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57657 (or 57650 counting only the distinct ones).

The product of its digits is 61440, while the sum is 40.

The square root of 5648818 is about 2376.7242162270. The cubic root of 5648818 is about 178.0953283089.

The spelling of 5648818 in words is "five million, six hundred forty-eight thousand, eight hundred eighteen".