226419623 has 2 divisors, whose sum is σ = 226419624. Its totient is φ = 226419622.

The previous prime is 226419619. The next prime is 226419653. The reversal of 226419623 is 326914622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226419623 - 2² = 226419619 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226419653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113209811 + 113209812.

It is an arithmetic number, because the mean of its divisors is an integer number (113209812).

Almost surely, 2^226419623 is an apocalyptic number.

226419623 is a deficient number, since it is larger than the sum of its proper divisors (1).

226419623 is an equidigital number, since it uses as much as digits as its factorization.

226419623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 35.

The square root of 226419623 is about 15047.2463593842. The cubic root of 226419623 is about 609.4966940407.

The spelling of 226419623 in words is "two hundred twenty-six million, four hundred nineteen thousand, six hundred twenty-three".