240442323 has 8 divisors (see below), whose sum is σ = 349734336. Its totient is φ = 145722600.

The previous prime is 240442303. The next prime is 240442333. The reversal of 240442323 is 323244042.

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

It is not a de Polignac number, because 240442323 - 2¹⁸ = 240180179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 240442293 and 240442302.

It is not an unprimeable number, because it can be changed into a prime (240442303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3643033 + ... + 3643098.

It is an arithmetic number, because the mean of its divisors is an integer number (43716792).

Almost surely, 2^240442323 is an apocalyptic number.

240442323 is a deficient number, since it is larger than the sum of its proper divisors (109292013).

240442323 is a wasteful number, since it uses less digits than its factorization.

240442323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7286145.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 240442323 is about 15506.2027266510. The cubic root of 240442323 is about 621.8280447801.

Adding to 240442323 its reverse (323244042), we get a palindrome (563686365).

The spelling of 240442323 in words is "two hundred forty million, four hundred forty-two thousand, three hundred twenty-three".