240424331 has 6 divisors (see below), whose sum is σ = 279677340. Its totient is φ = 206077956.

The previous prime is 240424321. The next prime is 240424361. The reversal of 240424331 is 133424042.

240424331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-240424331 is a prime.

It is a super-2 number, since 2×240424331² = 115607717873595122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240424297 and 240424306.

It is not an unprimeable number, because it can be changed into a prime (240424321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2453261 + ... + 2453358.

It is an arithmetic number, because the mean of its divisors is an integer number (46612890).

Almost surely, 2^240424331 is an apocalyptic number.

240424331 is a deficient number, since it is larger than the sum of its proper divisors (39253009).

240424331 is an equidigital number, since it uses as much as digits as its factorization.

240424331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4906633 (or 4906626 counting only the distinct ones).

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

The square root of 240424331 is about 15505.6225608648. The cubic root of 240424331 is about 621.8125341868.

Adding to 240424331 its reverse (133424042), we get a palindrome (373848373).

The spelling of 240424331 in words is "two hundred forty million, four hundred twenty-four thousand, three hundred thirty-one".