5566250 has 40 divisors (see below), whose sum is σ = 10749684. Its totient is φ = 2160000.

The previous prime is 5566241. The next prime is 5566271. The reversal of 5566250 is 526655.

It can be written as a sum of positive squares in 10 ways, for example, as 1530169 + 4036081 = 1237^2 + 2009^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 76214 + ... + 76286.

Almost surely, 2^5566250 is an apocalyptic number.

5566250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5566250 is a deficient number, since it is larger than the sum of its proper divisors (5183434).

5566250 is an equidigital number, since it uses as much as digits as its factorization.

5566250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 5566250 is about 2359.2901474808. The cubic root of 5566250 is about 177.2233341162.

The spelling of 5566250 in words is "five million, five hundred sixty-six thousand, two hundred fifty".