5221609 has 8 divisors (see below), whose sum is σ = 5425920. Its totient is φ = 5019600.

The previous prime is 5221603. The next prime is 5221631. The reversal of 5221609 is 9061225.

5221609 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5221609 - 2⁵ = 5221577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5221603) 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, 5079 + ... + 6019.

It is an arithmetic number, because the mean of its divisors is an integer number (678240).

Almost surely, 2^5221609 is an apocalyptic number.

It is an amenable number.

5221609 is a deficient number, since it is larger than the sum of its proper divisors (204311).

5221609 is a wasteful number, since it uses less digits than its factorization.

5221609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 5221609 is about 2285.0840247133. The cubic root of 5221609 is about 173.4874709620.

The spelling of 5221609 in words is "five million, two hundred twenty-one thousand, six hundred nine".