226426687 has 2 divisors, whose sum is σ = 226426688. Its totient is φ = 226426686.

The previous prime is 226426657. The next prime is 226426703. The reversal of 226426687 is 786624622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226426687 - 2¹⁹ = 225902399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226426657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113213343 + 113213344.

It is an arithmetic number, because the mean of its divisors is an integer number (113213344).

Almost surely, 2^226426687 is an apocalyptic number.

226426687 is a deficient number, since it is larger than the sum of its proper divisors (1).

226426687 is an equidigital number, since it uses as much as digits as its factorization.

226426687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 43.

The square root of 226426687 is about 15047.4810848859. The cubic root of 226426687 is about 609.5030324781.

The spelling of 226426687 in words is "two hundred twenty-six million, four hundred twenty-six thousand, six hundred eighty-seven".