226023389 has 2 divisors, whose sum is σ = 226023390. Its totient is φ = 226023388.

The previous prime is 226023383. The next prime is 226023401. The reversal of 226023389 is 983320622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 215590489 + 10432900 = 14683^2 + 3230^2 .

It is a cyclic number.

It is not a de Polignac number, because 226023389 - 2¹² = 226019293 is a prime.

It is equal to p_12435974 and since 226023389 and 12435974 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226023383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113011694 + 113011695.

It is an arithmetic number, because the mean of its divisors is an integer number (113011695).

Almost surely, 2^226023389 is an apocalyptic number.

It is an amenable number.

226023389 is a deficient number, since it is larger than the sum of its proper divisors (1).

226023389 is an equidigital number, since it uses as much as digits as its factorization.

226023389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 226023389 is about 15034.0742648159. The cubic root of 226023389 is about 609.1409470081.

The spelling of 226023389 in words is "two hundred twenty-six million, twenty-three thousand, three hundred eighty-nine".