226420541 has 2 divisors, whose sum is σ = 226420542. Its totient is φ = 226420540.

The previous prime is 226420517. The next prime is 226420547. The reversal of 226420541 is 145024622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119814916 + 106605625 = 10946^2 + 10325^2 .

It is a cyclic number.

It is not a de Polignac number, because 226420541 - 2¹⁸ = 226158397 is a prime.

It is a super-2 number, since 2×226420541² = 102532522773465362, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 226420541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226420547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113210270 + 113210271.

It is an arithmetic number, because the mean of its divisors is an integer number (113210271).

Almost surely, 2^226420541 is an apocalyptic number.

It is an amenable number.

226420541 is a deficient number, since it is larger than the sum of its proper divisors (1).

226420541 is an equidigital number, since it uses as much as digits as its factorization.

226420541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 226420541 is about 15047.2768632733. The cubic root of 226420541 is about 609.4975177579.

The spelling of 226420541 in words is "two hundred twenty-six million, four hundred twenty thousand, five hundred forty-one".