5605816 has 32 divisors (see below), whose sum is σ = 11055600. Its totient is φ = 2661120.

The previous prime is 5605811. The next prime is 5605829. The reversal of 5605816 is 6185065.

It is a super-3 number, since 3×5605816³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5605811) 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 7 ways as a sum of consecutive naturals, for example, 16771 + ... + 17101.

Almost surely, 2^5605816 is an apocalyptic number.

It is an amenable number.

5605816 is a deficient number, since it is larger than the sum of its proper divisors (5449784).

5605816 is a wasteful number, since it uses less digits than its factorization.

5605816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439 (or 435 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 5605816 is about 2367.6604486286. The cubic root of 5605816 is about 177.6422558599.

The spelling of 5605816 in words is "five million, six hundred five thousand, eight hundred sixteen".