243054300 has 72 divisors (see below), whose sum is σ = 713204352. Its totient is φ = 63896000.

The previous prime is 243054277. The next prime is 243054311. The reversal of 243054300 is 3450342.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15595 + ... + 27005.

It is an arithmetic number, because the mean of its divisors is an integer number (9905616).

Almost surely, 2^243054300 is an apocalyptic number.

243054300 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 243054300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (356602176).

243054300 is an abundant number, since it is smaller than the sum of its proper divisors (470150052).

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

243054300 is a wasteful number, since it uses less digits than its factorization.

243054300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11499 (or 11492 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 243054300 is about 15590.1988441456. The cubic root of 243054300 is about 624.0716243393.

The spelling of 243054300 in words is "two hundred forty-three million, fifty-four thousand, three hundred".