5640611 has 8 divisors (see below), whose sum is σ = 5896704. Its totient is φ = 5390280.

The previous prime is 5640599. The next prime is 5640619. The reversal of 5640611 is 1160465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5640611 - 2¹⁰ = 5639587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5640619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 626 + ... + 3416.

It is an arithmetic number, because the mean of its divisors is an integer number (737088).

Almost surely, 2^5640611 is an apocalyptic number.

5640611 is a deficient number, since it is larger than the sum of its proper divisors (256093).

5640611 is a wasteful number, since it uses less digits than its factorization.

5640611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2881.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 5640611 is about 2374.9970526298. The cubic root of 5640611 is about 178.0090366998.

The spelling of 5640611 in words is "five million, six hundred forty thousand, six hundred eleven".