226771147 has 2 divisors, whose sum is σ = 226771148. Its totient is φ = 226771146.

The previous prime is 226771141. The next prime is 226771183. The reversal of 226771147 is 741177622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226771147 - 2¹¹ = 226769099 is a prime.

It is a super-2 number, since 2×226771147² = 102850306223391218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (226771141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113385573 + 113385574.

It is an arithmetic number, because the mean of its divisors is an integer number (113385574).

Almost surely, 2^226771147 is an apocalyptic number.

226771147 is a deficient number, since it is larger than the sum of its proper divisors (1).

226771147 is an equidigital number, since it uses as much as digits as its factorization.

226771147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32928, while the sum is 37.

The square root of 226771147 is about 15058.9225046150. The cubic root of 226771147 is about 609.8119522478.

The spelling of 226771147 in words is "two hundred twenty-six million, seven hundred seventy-one thousand, one hundred forty-seven".