226264145 has 4 divisors (see below), whose sum is σ = 271516980. Its totient is φ = 181011312.

The previous prime is 226264123. The next prime is 226264163. The reversal of 226264145 is 541462622.

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 169728784 + 56535361 = 13028^2 + 7519^2 .

It is a cyclic number.

It is not a de Polignac number, because 226264145 - 2¹² = 226260049 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22626410 + ... + 22626419.

It is an arithmetic number, because the mean of its divisors is an integer number (67879245).

Almost surely, 2^226264145 is an apocalyptic number.

It is an amenable number.

226264145 is a deficient number, since it is larger than the sum of its proper divisors (45252835).

226264145 is an equidigital number, since it uses as much as digits as its factorization.

226264145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45252834.

The product of its digits is 23040, while the sum is 32.

The square root of 226264145 is about 15042.0791448523. The cubic root of 226264145 is about 609.3571522101.

The spelling of 226264145 in words is "two hundred twenty-six million, two hundred sixty-four thousand, one hundred forty-five".