240531424 has 48 divisors (see below), whose sum is σ = 564738048. Its totient is φ = 98600832.

The previous prime is 240531353. The next prime is 240531463. The reversal of 240531424 is 424135042.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18192 + ... + 28495.

It is an arithmetic number, because the mean of its divisors is an integer number (11765376).

Almost surely, 2^240531424 is an apocalyptic number.

It is an amenable number.

240531424 is an abundant number, since it is smaller than the sum of its proper divisors (324206624).

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

240531424 is a wasteful number, since it uses less digits than its factorization.

240531424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46727 (or 46719 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 240531424 is about 15509.0755366011. The cubic root of 240531424 is about 621.9048458155.

Adding to 240531424 its reverse (424135042), we get a palindrome (664666466).

The spelling of 240531424 in words is "two hundred forty million, five hundred thirty-one thousand, four hundred twenty-four".