5661316 has 24 divisors (see below), whose sum is σ = 10515680. Its totient is φ = 2659392.

The previous prime is 5661311. The next prime is 5661317. The reversal of 5661316 is 6131665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5661311) 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, 12160 + ... + 12616.

Almost surely, 2^5661316 is an apocalyptic number.

It is an amenable number.

5661316 is a deficient number, since it is larger than the sum of its proper divisors (4854364).

5661316 is a wasteful number, since it uses less digits than its factorization.

5661316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643 (or 641 counting only the distinct ones).

The product of its digits is 3240, while the sum is 28.

The square root of 5661316 is about 2379.3520126286. The cubic root of 5661316 is about 178.2265767621.

The spelling of 5661316 in words is "five million, six hundred sixty-one thousand, three hundred sixteen".