226251863 has 2 divisors, whose sum is σ = 226251864. Its totient is φ = 226251862.

The previous prime is 226251811. The next prime is 226251869. The reversal of 226251863 is 368152622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226251863 - 2¹² = 226247767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226251869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113125931 + 113125932.

It is an arithmetic number, because the mean of its divisors is an integer number (113125932).

Almost surely, 2^226251863 is an apocalyptic number.

226251863 is a deficient number, since it is larger than the sum of its proper divisors (1).

226251863 is an equidigital number, since it uses as much as digits as its factorization.

226251863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 35.

The square root of 226251863 is about 15041.6708845793. The cubic root of 226251863 is about 609.3461263654.

The spelling of 226251863 in words is "two hundred twenty-six million, two hundred fifty-one thousand, eight hundred sixty-three".