243423000 has 384 divisors, whose sum is σ = 915520320. Its totient is φ = 58060800.

The previous prime is 243422999. The next prime is 243423031. The reversal of 243423000 is 324342.

243423000 is a `hidden beast` number, since 2 + 434 + 230 + 0 + 0 = 666.

243423000 is digitally balanced in base 3, 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 (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5660979 + ... + 5661021.

Almost surely, 2^243423000 is an apocalyptic number.

243423000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243423000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (457760160).

243423000 is an abundant number, since it is smaller than the sum of its proper divisors (672097320).

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

243423000 is a wasteful number, since it uses less digits than its factorization.

243423000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 243423000 is about 15602.0191001037. The cubic root of 243423000 is about 624.3870256832.

Adding to 243423000 its reverse (324342), we get a palindrome (243747342).

The spelling of 243423000 in words is "two hundred forty-three million, four hundred twenty-three thousand".