192212 has 12 divisors (see below), whose sum is σ = 348180. Its totient is φ = 92736.

The previous prime is 192193. The next prime is 192229. The reversal of 192212 is 212291.

It can be written as a sum of positive squares in 2 ways, for example, as 80656 + 111556 = 284^2 + 334^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713 + ... + 944.

It is an arithmetic number, because the mean of its divisors is an integer number (29015).

2¹⁹²²¹² is an apocalyptic number.

It is an amenable number.

192212 is a deficient number, since it is larger than the sum of its proper divisors (155968).

192212 is a wasteful number, since it uses less digits than its factorization.

192212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690 (or 1688 counting only the distinct ones).

The product of its digits is 72, while the sum is 17.

The square root of 192212 is about 438.4198900597. The cubic root of 192212 is about 57.7112081208.

It can be divided in two parts, 192 and 212, that multiplied together give a palindrome (40704).

The spelling of 192212 in words is "one hundred ninety-two thousand, two hundred twelve".