240313140 has 144 divisors (see below), whose sum is σ = 794102400. Its totient is φ = 58593024.

The previous prime is 240313133. The next prime is 240313141. The reversal of 240313140 is 41313042.

240313140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240313141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 97969 + ... + 100391.

It is an arithmetic number, because the mean of its divisors is an integer number (5514600).

Almost surely, 2^240313140 is an apocalyptic number.

240313140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240313140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (397051200).

240313140 is an abundant number, since it is smaller than the sum of its proper divisors (553789260).

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

240313140 is a wasteful number, since it uses less digits than its factorization.

240313140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2486 (or 2481 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 240313140 is about 15502.0366403902. The cubic root of 240313140 is about 621.7166611685.

Adding to 240313140 its reverse (41313042), we get a palindrome (281626182).

The spelling of 240313140 in words is "two hundred forty million, three hundred thirteen thousand, one hundred forty".