5640916 has 12 divisors (see below), whose sum is σ = 9997120. Its totient is φ = 2784600.

The previous prime is 5640883. The next prime is 5640917. The reversal of 5640916 is 6190465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5640917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8610 + ... + 9241.

Almost surely, 2^5640916 is an apocalyptic number.

It is an amenable number.

5640916 is a deficient number, since it is larger than the sum of its proper divisors (4356204).

5640916 is a wasteful number, since it uses less digits than its factorization.

5640916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17934 (or 17932 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 5640916 is about 2375.0612623678. The cubic root of 5640916 is about 178.0122450862.

It can be divided in two parts, 5640 and 916, that added together give a palindrome (6556).

The spelling of 5640916 in words is "five million, six hundred forty thousand, nine hundred sixteen".