226116637 has 2 divisors, whose sum is σ = 226116638. Its totient is φ = 226116636.

The previous prime is 226116623. The next prime is 226116647. The reversal of 226116637 is 736611622.

It is a happy number.

226116637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226021156 + 95481 = 15034^2 + 309^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226116637 is a prime.

It is a super-2 number, since 2×226116637² = 102257467056379538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226116607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113058318 + 113058319.

It is an arithmetic number, because the mean of its divisors is an integer number (113058319).

Almost surely, 2^226116637 is an apocalyptic number.

It is an amenable number.

226116637 is a deficient number, since it is larger than the sum of its proper divisors (1).

226116637 is an equidigital number, since it uses as much as digits as its factorization.

226116637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 34.

The square root of 226116637 is about 15037.1751668989. The cubic root of 226116637 is about 609.2247043658.

The spelling of 226116637 in words is "two hundred twenty-six million, one hundred sixteen thousand, six hundred thirty-seven".