240345013 has 8 divisors (see below), whose sum is σ = 245292320. Its totient is φ = 235437840.

The previous prime is 240344989. The next prime is 240345019. The reversal of 240345013 is 310543042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 240345013 - 2²⁵ = 206790581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240345019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2218 + ... + 22036.

It is an arithmetic number, because the mean of its divisors is an integer number (30661540).

Almost surely, 2^240345013 is an apocalyptic number.

It is an amenable number.

240345013 is a deficient number, since it is larger than the sum of its proper divisors (4947307).

240345013 is a wasteful number, since it uses less digits than its factorization.

240345013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20067.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 240345013 is about 15503.0646325170. The cubic root of 240345013 is about 621.7441462784.

Adding to 240345013 its reverse (310543042), we get a palindrome (550888055).

The spelling of 240345013 in words is "two hundred forty million, three hundred forty-five thousand, thirteen".