5606321 has 4 divisors (see below), whose sum is σ = 6407232. Its totient is φ = 4805412.

The previous prime is 5606303. The next prime is 5606323. The reversal of 5606321 is 1236065.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5606321 - 2¹⁴ = 5589937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5606323) 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, 400445 + ... + 400458.

It is an arithmetic number, because the mean of its divisors is an integer number (1601808).

Almost surely, 2^5606321 is an apocalyptic number.

It is an amenable number.

5606321 is a deficient number, since it is larger than the sum of its proper divisors (800911).

5606321 is an equidigital number, since it uses as much as digits as its factorization.

5606321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800910.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 5606321 is about 2367.7670915865. The cubic root of 5606321 is about 177.6475900013.

The spelling of 5606321 in words is "five million, six hundred six thousand, three hundred twenty-one".