226420673 has 2 divisors, whose sum is σ = 226420674. Its totient is φ = 226420672.

The previous prime is 226420651. The next prime is 226420679. The reversal of 226420673 is 376024622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226412209 + 8464 = 15047^2 + 92^2 .

It is a cyclic number.

It is not a de Polignac number, because 226420673 - 2²² = 222226369 is a prime.

It is not a weakly prime, because it can be changed into another prime (226420679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113210336 + 113210337.

It is an arithmetic number, because the mean of its divisors is an integer number (113210337).

Almost surely, 2^226420673 is an apocalyptic number.

It is an amenable number.

226420673 is a deficient number, since it is larger than the sum of its proper divisors (1).

226420673 is an equidigital number, since it uses as much as digits as its factorization.

226420673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 226420673 is about 15047.2812494484. The cubic root of 226420673 is about 609.4976362007.

The spelling of 226420673 in words is "two hundred twenty-six million, four hundred twenty thousand, six hundred seventy-three".