243192 has 16 divisors (see below), whose sum is σ = 608040. Its totient is φ = 81056.

The previous prime is 243167. The next prime is 243197. The reversal of 243192 is 291342.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243197) by changing a digit.

243192 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5043 + ... + 5090.

2²⁴³¹⁹² is an apocalyptic number.

It is an amenable number.

243192 is an abundant number, since it is smaller than the sum of its proper divisors (364848).

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

243192 is a wasteful number, since it uses less digits than its factorization.

243192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10142 (or 10138 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

The square root of 243192 is about 493.1450090998. The cubic root of 243192 is about 62.4189455950.

It can be divided in two parts, 243 and 192, that multiplied together give a 6-th power (46656 = 6⁶).

The spelling of 243192 in words is "two hundred forty-three thousand, one hundred ninety-two".