240112644 has 24 divisors (see below), whose sum is σ = 560898240. Its totient is φ = 79946784.

The previous prime is 240112643. The next prime is 240112661. The reversal of 240112644 is 446211042.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (240112643) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 142 + ... + 21914.

It is an arithmetic number, because the mean of its divisors is an integer number (23370760).

Almost surely, 2^240112644 is an apocalyptic number.

It is an amenable number.

240112644 is an abundant number, since it is smaller than the sum of its proper divisors (320785596).

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

240112644 is a wasteful number, since it uses less digits than its factorization.

240112644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22699 (or 22697 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 240112644 is about 15495.5685278082. The cubic root of 240112644 is about 621.5437112889.

Adding to 240112644 its reverse (446211042), we get a palindrome (686323686).

The spelling of 240112644 in words is "two hundred forty million, one hundred twelve thousand, six hundred forty-four".