5664650 has 24 divisors (see below), whose sum is σ = 10600140. Its totient is φ = 2252160.

The previous prime is 5664629. The next prime is 5664653. The reversal of 5664650 is 564665.

It can be written as a sum of positive squares in 6 ways, for example, as 2399401 + 3265249 = 1549^2 + 1807^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5664653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13646 + ... + 14054.

Almost surely, 2^5664650 is an apocalyptic number.

5664650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5664650 is a deficient number, since it is larger than the sum of its proper divisors (4935490).

5664650 is a wasteful number, since it uses less digits than its factorization.

5664650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698 (or 693 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 5664650 is about 2380.0525204289. The cubic root of 5664650 is about 178.2615563087.

The spelling of 5664650 in words is "five million, six hundred sixty-four thousand, six hundred fifty".