226753643 has 2 divisors, whose sum is σ = 226753644. Its totient is φ = 226753642.

The previous prime is 226753609. The next prime is 226753691. The reversal of 226753643 is 346357622.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226753643 - 2¹⁰ = 226752619 is a prime.

It is a super-2 number, since 2×226753643² = 102834429227542898, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 226753597 and 226753606.

It is not a weakly prime, because it can be changed into another prime (226753693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113376821 + 113376822.

It is an arithmetic number, because the mean of its divisors is an integer number (113376822).

Almost surely, 2^226753643 is an apocalyptic number.

226753643 is a deficient number, since it is larger than the sum of its proper divisors (1).

226753643 is an equidigital number, since it uses as much as digits as its factorization.

226753643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 38.

The square root of 226753643 is about 15058.3413097193. The cubic root of 226753643 is about 609.7962617993.

The spelling of 226753643 in words is "two hundred twenty-six million, seven hundred fifty-three thousand, six hundred forty-three".