241312440 has 64 divisors (see below), whose sum is σ = 725018400. Its totient is φ = 64253952.

The previous prime is 241312411. The next prime is 241312441. The reversal of 241312440 is 44213142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241312441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120084 + ... + 122076.

Almost surely, 2^241312440 is an apocalyptic number.

241312440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

241312440 is an abundant number, since it is smaller than the sum of its proper divisors (483705960).

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

241312440 is a wasteful number, since it uses less digits than its factorization.

241312440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3016 (or 3012 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 241312440 is about 15534.2344516877. The cubic root of 241312440 is about 622.5772359449.

Adding to 241312440 its reverse (44213142), we get a palindrome (285525582).

The spelling of 241312440 in words is "two hundred forty-one million, three hundred twelve thousand, four hundred forty".