240407313 has 8 divisors (see below), whose sum is σ = 328361376. Its totient is φ = 156362400.

The previous prime is 240407291. The next prime is 240407329. The reversal of 240407313 is 313704042.

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

It is not a de Polignac number, because 240407313 - 2¹⁰ = 240406289 is a prime.

It is a super-2 number, since 2×240407313² = 115591352287759938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (240407333) 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, 977143 + ... + 977388.

It is an arithmetic number, because the mean of its divisors is an integer number (41045172).

Almost surely, 2^240407313 is an apocalyptic number.

It is an amenable number.

240407313 is a deficient number, since it is larger than the sum of its proper divisors (87954063).

240407313 is a wasteful number, since it uses less digits than its factorization.

240407313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954575.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 240407313 is about 15505.0737824752. The cubic root of 240407313 is about 621.7978625500.

The spelling of 240407313 in words is "two hundred forty million, four hundred seven thousand, three hundred thirteen".