5522209 has 16 divisors (see below), whose sum is σ = 7125120. Its totient is φ = 4152960.

The previous prime is 5522203. The next prime is 5522219. The reversal of 5522209 is 9022255.

It is not a de Polignac number, because 5522209 - 2⁵ = 5522177 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5522203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 997 + ... + 3469.

It is an arithmetic number, because the mean of its divisors is an integer number (445320).

Almost surely, 2^5522209 is an apocalyptic number.

It is an amenable number.

5522209 is a deficient number, since it is larger than the sum of its proper divisors (1602911).

5522209 is a wasteful number, since it uses less digits than its factorization.

5522209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2520.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 5522209 is about 2349.9380842907. The cubic root of 5522209 is about 176.7546901253.

The spelling of 5522209 in words is "five million, five hundred twenty-two thousand, two hundred nine".