240002313 has 8 divisors (see below), whose sum is σ = 328651968. Its totient is φ = 155677104.

The previous prime is 240002303. The next prime is 240002317. The reversal of 240002313 is 313200042.

240002313 is nontrivially palindromic in base 6.

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

It is not a de Polignac number, because 240002313 - 2⁶ = 240002249 is a prime.

It is a super-2 number, since 2×240002313² = 115202220490699938, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 240002292 and 240002301.

It is not an unprimeable number, because it can be changed into a prime (240002317) 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, 1080981 + ... + 1081202.

It is an arithmetic number, because the mean of its divisors is an integer number (41081496).

Almost surely, 2^240002313 is an apocalyptic number.

It is an amenable number.

240002313 is a deficient number, since it is larger than the sum of its proper divisors (88649655).

240002313 is a wasteful number, since it uses less digits than its factorization.

240002313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2162223.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 240002313 is about 15492.0080364038. The cubic root of 240002313 is about 621.4484975812.

Adding to 240002313 its reverse (313200042), we get a palindrome (553202355).

The spelling of 240002313 in words is "two hundred forty million, two thousand, three hundred thirteen".