226599481 has 2 divisors, whose sum is σ = 226599482. Its totient is φ = 226599480.

The previous prime is 226599437. The next prime is 226599517. The reversal of 226599481 is 184995622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143041600 + 83557881 = 11960^2 + 9141^2 .

It is a cyclic number.

It is not a de Polignac number, because 226599481 - 2⁹ = 226598969 is a prime.

It is a super-2 number, since 2×226599481² = 102694649578938722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (226599431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113299740 + 113299741.

It is an arithmetic number, because the mean of its divisors is an integer number (113299741).

Almost surely, 2^226599481 is an apocalyptic number.

It is an amenable number.

226599481 is a deficient number, since it is larger than the sum of its proper divisors (1).

226599481 is an equidigital number, since it uses as much as digits as its factorization.

226599481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 46.

The square root of 226599481 is about 15053.2216153221. The cubic root of 226599481 is about 609.6580373041.

The spelling of 226599481 in words is "two hundred twenty-six million, five hundred ninety-nine thousand, four hundred eighty-one".