226190893 has 2 divisors, whose sum is σ = 226190894. Its totient is φ = 226190892.

The previous prime is 226190873. The next prime is 226190897. The reversal of 226190893 is 398091622.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226111369 + 79524 = 15037^2 + 282^2 .

It is a cyclic number.

It is not a de Polignac number, because 226190893 - 2²⁵ = 192636461 is a prime.

It is a super-2 number, since 2×226190893² = 102324640152274898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226190897) 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, 113095446 + 113095447.

It is an arithmetic number, because the mean of its divisors is an integer number (113095447).

Almost surely, 2^226190893 is an apocalyptic number.

It is an amenable number.

226190893 is a deficient number, since it is larger than the sum of its proper divisors (1).

226190893 is an equidigital number, since it uses as much as digits as its factorization.

226190893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 226190893 is about 15039.6440449899. The cubic root of 226190893 is about 609.2913862327.

The spelling of 226190893 in words is "two hundred twenty-six million, one hundred ninety thousand, eight hundred ninety-three".