5521566 has 16 divisors (see below), whose sum is σ = 11692944. Its totient is φ = 1732224.

The previous prime is 5521561. The next prime is 5521567. The reversal of 5521566 is 6651255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521561) 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, 26965 + ... + 27168.

It is an arithmetic number, because the mean of its divisors is an integer number (730809).

Almost surely, 2^5521566 is an apocalyptic number.

5521566 is an abundant number, since it is smaller than the sum of its proper divisors (6171378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5521566 is a wasteful number, since it uses less digits than its factorization.

5521566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54155.

The product of its digits is 9000, while the sum is 30.

The square root of 5521566 is about 2349.8012681927. The cubic root of 5521566 is about 176.7478294845.

The spelling of 5521566 in words is "five million, five hundred twenty-one thousand, five hundred sixty-six".