227916784349 has 2 divisors, whose sum is σ = 227916784350. Its totient is φ = 227916784348.

The previous prime is 227916784267. The next prime is 227916784391. The reversal of 227916784349 is 943487619722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193562161849 + 34354622500 = 439957^2 + 185350^2 .

It is a cyclic number.

It is not a de Polignac number, because 227916784349 - 2¹² = 227916780253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 227916784291 and 227916784300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227916784399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113958392174 + 113958392175.

It is an arithmetic number, because the mean of its divisors is an integer number (113958392175).

Almost surely, 2^227916784349 is an apocalyptic number.

It is an amenable number.

227916784349 is a deficient number, since it is larger than the sum of its proper divisors (1).

227916784349 is an equidigital number, since it uses as much as digits as its factorization.

227916784349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36578304, while the sum is 62.

The spelling of 227916784349 in words is "two hundred twenty-seven billion, nine hundred sixteen million, seven hundred eighty-four thousand, three hundred forty-nine".