2226573161 has 4 divisors (see below), whose sum is σ = 2286750852. Its totient is φ = 2166395472.

The previous prime is 2226573157. The next prime is 2226573169. The reversal of 2226573161 is 1613756222.

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 2139617536 + 86955625 = 46256^2 + 9325^2 .

It is a cyclic number.

It is not a de Polignac number, because 2226573161 - 2² = 2226573157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2226573169) 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 in 3 ways as a sum of consecutive naturals, for example, 30088790 + ... + 30088863.

It is an arithmetic number, because the mean of its divisors is an integer number (571687713).

Almost surely, 2^2226573161 is an apocalyptic number.

It is an amenable number.

2226573161 is a deficient number, since it is larger than the sum of its proper divisors (60177691).

2226573161 is an equidigital number, since it uses as much as digits as its factorization.

2226573161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60177690.

The product of its digits is 30240, while the sum is 35.

The square root of 2226573161 is about 47186.5781870226. The cubic root of 2226573161 is about 1305.8069926320.

The spelling of 2226573161 in words is "two billion, two hundred twenty-six million, five hundred seventy-three thousand, one hundred sixty-one".