5220001866 has 16 divisors (see below), whose sum is σ = 10440788544. Its totient is φ = 1739869824.

The previous prime is 5220001859. The next prime is 5220001883. The reversal of 5220001866 is 6681000225.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88090 + ... + 134906.

It is an arithmetic number, because the mean of its divisors is an integer number (652549284).

Almost surely, 2^5220001866 is an apocalyptic number.

5220001866 is an abundant number, since it is smaller than the sum of its proper divisors (5220786678).

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

5220001866 is a wasteful number, since it uses less digits than its factorization.

5220001866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65405.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 5220001866 is about 72249.5803863247. The cubic root of 5220001866 is about 1734.6967017660.

The spelling of 5220001866 in words is "five billion, two hundred twenty million, one thousand, eight hundred sixty-six".