226080161 has 4 divisors (see below), whose sum is σ = 239379012. Its totient is φ = 212781312.

The previous prime is 226080121. The next prime is 226080167. The reversal of 226080161 is 161080622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 79210000 + 146870161 = 8900^2 + 12119^2 .

It is a cyclic number.

It is not a de Polignac number, because 226080161 - 2⁶ = 226080097 is a prime.

It is a super-2 number, since 2×226080161² = 102224478395571842, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 226080161.

It is not an unprimeable number, because it can be changed into a prime (226080167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6649400 + ... + 6649433.

It is an arithmetic number, because the mean of its divisors is an integer number (59844753).

Almost surely, 2^226080161 is an apocalyptic number.

It is an amenable number.

226080161 is a deficient number, since it is larger than the sum of its proper divisors (13298851).

226080161 is a wasteful number, since it uses less digits than its factorization.

226080161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13298850.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 226080161 is about 15035.9622572019. The cubic root of 226080161 is about 609.1919435812.

The spelling of 226080161 in words is "two hundred twenty-six million, eighty thousand, one hundred sixty-one".