5065566 has 64 divisors (see below), whose sum is σ = 11943936. Its totient is φ = 1416800.

The previous prime is 5065561. The next prime is 5065583. The reversal of 5065566 is 6655605.

It is a Harshad number since it is a multiple of its sum of digits (33).

5065566 is a modest number, since divided by 5566 gives 506 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5065561) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 71311 + ... + 71381.

It is an arithmetic number, because the mean of its divisors is an integer number (186624).

Almost surely, 2^5065566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5065566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5971968).

5065566 is an abundant number, since it is smaller than the sum of its proper divisors (6878370).

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

5065566 is a wasteful number, since it uses less digits than its factorization.

5065566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 5065566 is about 2250.6812302056. The cubic root of 5065566 is about 171.7417930307.

It can be divided in two parts, 50655 and 66, that added together give a triangular number (50721 = T₃₁₈).

The spelling of 5065566 in words is "five million, sixty-five thousand, five hundred sixty-six".