243341424 has 60 divisors (see below), whose sum is σ = 690638832. Its totient is φ = 79968000.

The previous prime is 243341393. The next prime is 243341431. The reversal of 243341424 is 424143342.

It is a happy number.

243341424 is a `hidden beast` number, since 243 + 3 + 414 + 2 + 4 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1677 + ... + 22124.

Almost surely, 2^243341424 is an apocalyptic number.

243341424 is a gapful number since it is divisible by the number (24) 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 243341424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (345319416).

243341424 is an abundant number, since it is smaller than the sum of its proper divisors (447297408).

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

243341424 is a wasteful number, since it uses less digits than its factorization.

243341424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23886 (or 23877 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 243341424 is about 15599.4046040226. The cubic root of 243341424 is about 624.3172696250.

Adding to 243341424 its reverse (424143342), we get a palindrome (667484766).

The spelling of 243341424 in words is "two hundred forty-three million, three hundred forty-one thousand, four hundred twenty-four".