5649824 has 12 divisors (see below), whose sum is σ = 11123154. Its totient is φ = 2824896.

The previous prime is 5649817. The next prime is 5649827. The reversal of 5649824 is 4289465.

It can be written as a sum of positive squares in only one way, i.e., 5438224 + 211600 = 2332^2 + 460^2 .

It is a super-2 number, since 2×5649824² = 63841022461952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5649827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88247 + ... + 88310.

Almost surely, 2^5649824 is an apocalyptic number.

It is an amenable number.

5649824 is a deficient number, since it is larger than the sum of its proper divisors (5473330).

5649824 is a wasteful number, since it uses less digits than its factorization.

5649824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176567 (or 176559 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The square root of 5649824 is about 2376.9358426344. The cubic root of 5649824 is about 178.1059000347.

The spelling of 5649824 in words is "five million, six hundred forty-nine thousand, eight hundred twenty-four".