5640788 has 6 divisors (see below), whose sum is σ = 9871386. Its totient is φ = 2820392.

The previous prime is 5640781. The next prime is 5640823. The reversal of 5640788 is 8870465.

It can be written as a sum of positive squares in only one way, i.e., 4048144 + 1592644 = 2012^2 + 1262^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5640781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705095 + ... + 705102.

It is an arithmetic number, because the mean of its divisors is an integer number (1645231).

Almost surely, 2^5640788 is an apocalyptic number.

It is an amenable number.

5640788 is a deficient number, since it is larger than the sum of its proper divisors (4230598).

5640788 is a wasteful number, since it uses less digits than its factorization.

5640788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410201 (or 1410199 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 5640788 is about 2375.0343155416. The cubic root of 5640788 is about 178.0108986299.

The spelling of 5640788 in words is "five million, six hundred forty thousand, seven hundred eighty-eight".