220066005 has 8 divisors (see below), whose sum is σ = 352105632. Its totient is φ = 117368528.

The previous prime is 220065953. The next prime is 220066027. The reversal of 220066005 is 500660022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220066005 - 2⁸ = 220065749 is a prime.

It is a congruent number.

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, 7335519 + ... + 7335548.

It is an arithmetic number, because the mean of its divisors is an integer number (44013204).

Almost surely, 2^220066005 is an apocalyptic number.

It is an amenable number.

220066005 is a deficient number, since it is larger than the sum of its proper divisors (132039627).

220066005 is a wasteful number, since it uses less digits than its factorization.

220066005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14671075.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 220066005 is about 14834.6218354227. The cubic root of 220066005 is about 603.7414403238.

The spelling of 220066005 in words is "two hundred twenty million, sixty-six thousand, five".