226237901 has 2 divisors, whose sum is σ = 226237902. Its totient is φ = 226237900.

The previous prime is 226237897. The next prime is 226237937. The reversal of 226237901 is 109732622.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 181548676 + 44689225 = 13474^2 + 6685^2 .

It is a cyclic number.

It is not a de Polignac number, because 226237901 - 2² = 226237897 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226237201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113118950 + 113118951.

It is an arithmetic number, because the mean of its divisors is an integer number (113118951).

Almost surely, 2^226237901 is an apocalyptic number.

It is an amenable number.

226237901 is a deficient number, since it is larger than the sum of its proper divisors (1).

226237901 is an equidigital number, since it uses as much as digits as its factorization.

226237901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 226237901 is about 15041.2067667458. The cubic root of 226237901 is about 609.3335918600. Note that the first 3 decimals are identical.

The spelling of 226237901 in words is "two hundred twenty-six million, two hundred thirty-seven thousand, nine hundred one".