5220866 has 16 divisors (see below), whose sum is σ = 9059904. Its totient is φ = 2210064.

The previous prime is 5220847. The next prime is 5220869. The reversal of 5220866 is 6680225.

It is not an unprimeable number, because it can be changed into a prime (5220869) 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, 1085 + ... + 3408.

It is an arithmetic number, because the mean of its divisors is an integer number (566244).

Almost surely, 2^5220866 is an apocalyptic number.

5220866 is a deficient number, since it is larger than the sum of its proper divisors (3839038).

5220866 is a wasteful number, since it uses less digits than its factorization.

5220866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4585.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 5220866 is about 2284.9214428509. The cubic root of 5220866 is about 173.4792418698.

The spelling of 5220866 in words is "five million, two hundred twenty thousand, eight hundred sixty-six".