226010509 has 4 divisors (see below), whose sum is σ = 228010716. Its totient is φ = 224010304.

The previous prime is 226010471. The next prime is 226010549. The reversal of 226010509 is 905010622.

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 99560484 + 126450025 = 9978^2 + 11245^2 .

It is a cyclic number.

It is not a de Polignac number, because 226010509 - 2⁷ = 226010381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226010549) 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, 999934 + ... + 1000159.

It is an arithmetic number, because the mean of its divisors is an integer number (57002679).

Almost surely, 2^226010509 is an apocalyptic number.

It is an amenable number.

226010509 is a deficient number, since it is larger than the sum of its proper divisors (2000207).

226010509 is a wasteful number, since it uses less digits than its factorization.

226010509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000206.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 226010509 is about 15033.6458984506. The cubic root of 226010509 is about 609.1293761046.

It can be divided in two parts, 2260 and 10509, that added together give a square (12769 = 113²).

The spelling of 226010509 in words is "two hundred twenty-six million, ten thousand, five hundred nine".