5640413 has 12 divisors (see below), whose sum is σ = 6207540. Its totient is φ = 5117952.

The previous prime is 5640409. The next prime is 5640449. The reversal of 5640413 is 3140465.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 267289 + 5373124 = 517^2 + 2318^2 .

It is not a de Polignac number, because 5640413 - 2² = 5640409 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5640403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8045 + ... + 8717.

It is an arithmetic number, because the mean of its divisors is an integer number (517295).

Almost surely, 2^5640413 is an apocalyptic number.

It is an amenable number.

5640413 is a deficient number, since it is larger than the sum of its proper divisors (567127).

5640413 is a wasteful number, since it uses less digits than its factorization.

5640413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736 (or 719 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 5640413 is about 2374.9553680017. The cubic root of 5640413 is about 178.0069538166.

Adding to 5640413 its reverse (3140465), we get a palindrome (8780878).

It can be divided in two parts, 56 and 40413, that multiplied together give a triangular number (2263128 = T₂₁₂₇).

The spelling of 5640413 in words is "five million, six hundred forty thousand, four hundred thirteen".