5649256 has 8 divisors (see below), whose sum is σ = 10592370. Its totient is φ = 2824624.

The previous prime is 5649221. The next prime is 5649307. The reversal of 5649256 is 6529465.

It can be written as a sum of positive squares in only one way, i.e., 5062500 + 586756 = 2250^2 + 766^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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, 353071 + ... + 353086.

Almost surely, 2^5649256 is an apocalyptic number.

It is an amenable number.

5649256 is a deficient number, since it is larger than the sum of its proper divisors (4943114).

5649256 is a wasteful number, since it uses less digits than its factorization.

5649256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706163 (or 706159 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The square root of 5649256 is about 2376.8163580723. The cubic root of 5649256 is about 178.0999312623.

The spelling of 5649256 in words is "five million, six hundred forty-nine thousand, two hundred fifty-six".