240131234 has 32 divisors (see below), whose sum is σ = 441521280. Its totient is φ = 95651712.

The previous prime is 240131233. The next prime is 240131249. The reversal of 240131234 is 432131042.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (240131233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5582 + ... + 22614.

It is an arithmetic number, because the mean of its divisors is an integer number (13797540).

Almost surely, 2^240131234 is an apocalyptic number.

240131234 is a deficient number, since it is larger than the sum of its proper divisors (201390046).

240131234 is a wasteful number, since it uses less digits than its factorization.

240131234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17114.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 240131234 is about 15496.1683651153. The cubic root of 240131234 is about 621.5597512598.

Adding to 240131234 its reverse (432131042), we get a palindrome (672262276).

The spelling of 240131234 in words is "two hundred forty million, one hundred thirty-one thousand, two hundred thirty-four".