20240313 has 4 divisors (see below), whose sum is σ = 26987088. Its totient is φ = 13493540.

The previous prime is 20240293. The next prime is 20240323. The reversal of 20240313 is 31304202.

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 20240313 - 2⁵ = 20240281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20240292 and 20240301.

It is not an unprimeable number, because it can be changed into a prime (20240323) 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, 3373383 + ... + 3373388.

It is an arithmetic number, because the mean of its divisors is an integer number (6746772).

Almost surely, 2^20240313 is an apocalyptic number.

It is an amenable number.

20240313 is a deficient number, since it is larger than the sum of its proper divisors (6746775).

20240313 is an equidigital number, since it uses as much as digits as its factorization.

20240313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6746774.

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

The square root of 20240313 is about 4498.9235379144. The cubic root of 20240313 is about 272.5246191600.

Adding to 20240313 its reverse (31304202), we get a palindrome (51544515).

The spelling of 20240313 in words is "twenty million, two hundred forty thousand, three hundred thirteen".