5648257 has 4 divisors (see below), whose sum is σ = 5653440. Its totient is φ = 5643076.

The previous prime is 5648239. The next prime is 5648273. The reversal of 5648257 is 7528465.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5648257 - 2¹⁹ = 5123969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5648297) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 253 + ... + 3370.

It is an arithmetic number, because the mean of its divisors is an integer number (1413360).

Almost surely, 2^5648257 is an apocalyptic number.

It is an amenable number.

5648257 is a deficient number, since it is larger than the sum of its proper divisors (5183).

5648257 is a wasteful number, since it uses less digits than its factorization.

5648257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5182.

The product of its digits is 67200, while the sum is 37.

The square root of 5648257 is about 2376.6061937141. The cubic root of 5648257 is about 178.0894323977.

The spelling of 5648257 in words is "five million, six hundred forty-eight thousand, two hundred fifty-seven".