20226313 has 2 divisors, whose sum is σ = 20226314. Its totient is φ = 20226312.

The previous prime is 20226301. The next prime is 20226347. The reversal of 20226313 is 31362202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19998784 + 227529 = 4472^2 + 477^2 .

It is a cyclic number.

It is not a de Polignac number, because 20226313 - 2⁵ = 20226281 is a prime.

It is not a weakly prime, because it can be changed into another prime (20226113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10113156 + 10113157.

It is an arithmetic number, because the mean of its divisors is an integer number (10113157).

Almost surely, 2^20226313 is an apocalyptic number.

It is an amenable number.

20226313 is a deficient number, since it is larger than the sum of its proper divisors (1).

20226313 is an equidigital number, since it uses as much as digits as its factorization.

20226313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 20226313 is about 4497.3673410119. The cubic root of 20226313 is about 272.4617705818.

Adding to 20226313 its reverse (31362202), we get a palindrome (51588515).

The spelling of 20226313 in words is "twenty million, two hundred twenty-six thousand, three hundred thirteen".