220166262 has 96 divisors (see below), whose sum is σ = 527829120. Its totient is φ = 68584320.

The previous prime is 220166257. The next prime is 220166267. The reversal of 220166262 is 262661022.

220166262 is a `hidden beast` number, since 2 + 20 + 16 + 626 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (220166257) and next prime (220166267).

It is a Harshad number since it is a multiple of its sum of digits (27).

220166262 is a Rhonda number in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220166267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1043337 + ... + 1043547.

It is an arithmetic number, because the mean of its divisors is an integer number (5498220).

Almost surely, 2^220166262 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220166262, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263914560).

220166262 is an abundant number, since it is smaller than the sum of its proper divisors (307662858).

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

220166262 is a wasteful number, since it uses less digits than its factorization.

220166262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360 (or 348 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 220166262 is about 14838.0006065507. Note that the first 3 decimals coincide. The cubic root of 220166262 is about 603.8331099662.

The spelling of 220166262 in words is "two hundred twenty million, one hundred sixty-six thousand, two hundred sixty-two".