5640597 has 20 divisors (see below), whose sum is σ = 8537760. Its totient is φ = 3710664.

The previous prime is 5640559. The next prime is 5640599. The reversal of 5640597 is 7950465.

5640597 is a `hidden beast` number, since 5 + 64 + 0 + 597 = 666.

It is not a de Polignac number, because 5640597 - 2⁶ = 5640533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5640599) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6304 + ... + 7142.

It is an arithmetic number, because the mean of its divisors is an integer number (426888).

Almost surely, 2^5640597 is an apocalyptic number.

It is an amenable number.

5640597 is a deficient number, since it is larger than the sum of its proper divisors (2897163).

5640597 is an equidigital number, since it uses as much as digits as its factorization.

5640597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934 (or 925 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 5640597 is about 2374.9941052558. The cubic root of 5640597 is about 178.0088894269.

The spelling of 5640597 in words is "five million, six hundred forty thousand, five hundred ninety-seven".