240431324 has 24 divisors (see below), whose sum is σ = 482172768. Its totient is φ = 102761280.

The previous prime is 240431297. The next prime is 240431327. The reversal of 240431324 is 423134042.

240431324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 240431324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240431327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1067 + ... + 21954.

It is an arithmetic number, because the mean of its divisors is an integer number (20090532).

Almost surely, 2^240431324 is an apocalyptic number.

It is an amenable number.

240431324 is an abundant number, since it is smaller than the sum of its proper divisors (241741444).

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

240431324 is a wasteful number, since it uses less digits than its factorization.

240431324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23405 (or 23403 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 240431324 is about 15505.8480580715. The cubic root of 240431324 is about 621.8185628236.

Adding to 240431324 its reverse (423134042), we get a palindrome (663565366).

The spelling of 240431324 in words is "two hundred forty million, four hundred thirty-one thousand, three hundred twenty-four".