240543424 has 28 divisors (see below), whose sum is σ = 520723368. Its totient is φ = 109337600.

The previous prime is 240543349. The next prime is 240543437. The reversal of 240543424 is 424345042.

It is a super-2 number, since 2×240543424² = 115722277659287552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 240543392 and 240543401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170137 + ... + 171544.

Almost surely, 2^240543424 is an apocalyptic number.

It is an amenable number.

240543424 is an abundant number, since it is smaller than the sum of its proper divisors (280179944).

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

240543424 is a wasteful number, since it uses less digits than its factorization.

240543424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341704 (or 341694 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 240543424 is about 15509.4624020306. The cubic root of 240543424 is about 621.9151878240.

Adding to 240543424 its reverse (424345042), we get a palindrome (664888466).

The spelling of 240543424 in words is "two hundred forty million, five hundred forty-three thousand, four hundred twenty-four".