243323042 has 8 divisors (see below), whose sum is σ = 372750336. Its totient is φ = 119072932.

The previous prime is 243323033. The next prime is 243323077. The reversal of 243323042 is 240323342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×243323042² = 118412205536267528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243322999 and 243323017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1294178 + ... + 1294365.

It is an arithmetic number, because the mean of its divisors is an integer number (46593792).

Almost surely, 2^243323042 is an apocalyptic number.

243323042 is a deficient number, since it is larger than the sum of its proper divisors (129427294).

243323042 is a wasteful number, since it uses less digits than its factorization.

243323042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2588592.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 243323042 is about 15598.8154037414. The cubic root of 243323042 is about 624.3015489299.

Adding to 243323042 its reverse (240323342), we get a palindrome (483646384).

The spelling of 243323042 in words is "two hundred forty-three million, three hundred twenty-three thousand, forty-two".