5640328 has 32 divisors (see below), whose sum is σ = 11383200. Its totient is φ = 2610432.

The previous prime is 5640293. The next prime is 5640331. The reversal of 5640328 is 8230465.

It is a junction number, because it is equal to n+sod(n) for n = 5640296 and 5640305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8803 + ... + 9421.

It is an arithmetic number, because the mean of its divisors is an integer number (355725).

Almost surely, 2^5640328 is an apocalyptic number.

It is an amenable number.

5640328 is an abundant number, since it is smaller than the sum of its proper divisors (5742872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5640328 is a wasteful number, since it uses less digits than its factorization.

5640328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709 (or 705 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 5640328 is about 2374.9374728611. The cubic root of 5640328 is about 178.0060596346.

The spelling of 5640328 in words is "five million, six hundred forty thousand, three hundred twenty-eight".