240766313 has 4 divisors (see below), whose sum is σ = 241422720. Its totient is φ = 240109908.

The previous prime is 240766301. The next prime is 240766321. The reversal of 240766313 is 313667042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 240766313 - 2¹⁶ = 240700777 is a prime.

It is a super-2 number, since 2×240766313² = 115936834951227938, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 240766313.

It is not an unprimeable number, because it can be changed into a prime (240766343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327653 + ... + 328386.

It is an arithmetic number, because the mean of its divisors is an integer number (60355680).

Almost surely, 2^240766313 is an apocalyptic number.

It is an amenable number.

240766313 is a deficient number, since it is larger than the sum of its proper divisors (656407).

240766313 is an equidigital number, since it uses as much as digits as its factorization.

240766313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656406.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 240766313 is about 15516.6463193565. The cubic root of 240766313 is about 622.1072186560.

The spelling of 240766313 in words is "two hundred forty million, seven hundred sixty-six thousand, three hundred thirteen".