227613073 has 2 divisors, whose sum is σ = 227613074. Its totient is φ = 227613072.

The previous prime is 227613047. The next prime is 227613077. The reversal of 227613073 is 370316722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226893969 + 719104 = 15063^2 + 848^2 .

It is a cyclic number.

It is not a de Polignac number, because 227613073 - 2⁵ = 227613041 is a prime.

It is a super-2 number, since 2×227613073² = 103615422001006658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (227613077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113806536 + 113806537.

It is an arithmetic number, because the mean of its divisors is an integer number (113806537).

Almost surely, 2^227613073 is an apocalyptic number.

It is an amenable number.

227613073 is a deficient number, since it is larger than the sum of its proper divisors (1).

227613073 is an equidigital number, since it uses as much as digits as its factorization.

227613073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 227613073 is about 15086.8509968118. The cubic root of 227613073 is about 610.5656966727.

Adding to 227613073 its reverse (370316722), we get a palindrome (597929795).

The spelling of 227613073 in words is "two hundred twenty-seven million, six hundred thirteen thousand, seventy-three".