5566263 has 4 divisors (see below), whose sum is σ = 7421688. Its totient is φ = 3710840.

The previous prime is 5566241. The next prime is 5566271. The reversal of 5566263 is 3626655.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5566263 - 2⁶ = 5566199 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5566273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 927708 + ... + 927713.

It is an arithmetic number, because the mean of its divisors is an integer number (1855422).

Almost surely, 2^5566263 is an apocalyptic number.

5566263 is a deficient number, since it is larger than the sum of its proper divisors (1855425).

5566263 is a wasteful number, since it uses less digits than its factorization.

5566263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855424.

The product of its digits is 32400, while the sum is 33.

The square root of 5566263 is about 2359.2929025452. The cubic root of 5566263 is about 177.2234720847.

It can be divided in two parts, 556626 and 3, that multiplied together give a triangular number (1669878 = T₁₈₂₇).

The spelling of 5566263 in words is "five million, five hundred sixty-six thousand, two hundred sixty-three".