240424343 has 4 divisors (see below), whose sum is σ = 241338768. Its totient is φ = 239509920.

The previous prime is 240424321. The next prime is 240424361. The reversal of 240424343 is 343424042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 240424343 - 2⁶ = 240424279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240454343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456818 + ... + 457343.

It is an arithmetic number, because the mean of its divisors is an integer number (60334692).

Almost surely, 2^240424343 is an apocalyptic number.

240424343 is a deficient number, since it is larger than the sum of its proper divisors (914425).

240424343 is an equidigital number, since it uses as much as digits as its factorization.

240424343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914424.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 240424343 is about 15505.6229478212. The cubic root of 240424343 is about 621.8125445320.

Adding to 240424343 its reverse (343424042), we get a palindrome (583848385).

The spelling of 240424343 in words is "two hundred forty million, four hundred twenty-four thousand, three hundred forty-three".