220727166 has 16 divisors (see below), whose sum is σ = 481586688. Its totient is φ = 66887000.

The previous prime is 220727153. The next prime is 220727183. The reversal of 220727166 is 661727022.

220727166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 1672110 + ... + 1672241.

It is an arithmetic number, because the mean of its divisors is an integer number (30099168).

Almost surely, 2^220727166 is an apocalyptic number.

220727166 is an abundant number, since it is smaller than the sum of its proper divisors (260859522).

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

220727166 is a wasteful number, since it uses less digits than its factorization.

220727166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3344367.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 220727166 is about 14856.8895129499. The cubic root of 220727166 is about 604.3454579044.

The spelling of 220727166 in words is "two hundred twenty million, seven hundred twenty-seven thousand, one hundred sixty-six".