232220166 has 16 divisors (see below), whose sum is σ = 488884800. Its totient is φ = 73332648.

The previous prime is 232220143. The next prime is 232220173. The reversal of 232220166 is 661022232.

232220166 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 1018396 + ... + 1018623.

It is an arithmetic number, because the mean of its divisors is an integer number (30555300).

Almost surely, 2^232220166 is an apocalyptic number.

232220166 is an abundant number, since it is smaller than the sum of its proper divisors (256664634).

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

232220166 is a wasteful number, since it uses less digits than its factorization.

232220166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037043.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 232220166 is about 15238.7718009031. The cubic root of 232220166 is about 614.6576771621.

Adding to 232220166 its reverse (661022232), we get a palindrome (893242398).

The spelling of 232220166 in words is "two hundred thirty-two million, two hundred twenty thousand, one hundred sixty-six".