5526209 has 8 divisors (see below), whose sum is σ = 6112680. Its totient is φ = 4962816.

The previous prime is 5526193. The next prime is 5526217. The reversal of 5526209 is 9026255.

It can be written as a sum of positive squares in 4 ways, for example, as 418609 + 5107600 = 647^2 + 2260^2 .

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 5526209 - 2⁴ = 5526193 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5526239) 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, 5264 + ... + 6225.

It is an arithmetic number, because the mean of its divisors is an integer number (764085).

Almost surely, 2^5526209 is an apocalyptic number.

It is an amenable number.

5526209 is a deficient number, since it is larger than the sum of its proper divisors (586471).

5526209 is a wasteful number, since it uses less digits than its factorization.

5526209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11539.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 5526209 is about 2350.7890164794. The cubic root of 5526209 is about 176.7973571160.

The spelling of 5526209 in words is "five million, five hundred twenty-six thousand, two hundred nine".