226452309 has 8 divisors (see below), whose sum is σ = 302174400. Its totient is φ = 150849216.

The previous prime is 226452301. The next prime is 226452311. The reversal of 226452309 is 903254622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 226452309 - 2³ = 226452301 is a prime.

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 226452309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226452301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25209 + ... + 32990.

It is an arithmetic number, because the mean of its divisors is an integer number (37771800).

Almost surely, 2^226452309 is an apocalyptic number.

It is an amenable number.

226452309 is a deficient number, since it is larger than the sum of its proper divisors (75722091).

226452309 is a wasteful number, since it uses less digits than its factorization.

226452309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59499.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 226452309 is about 15048.3324325322. The cubic root of 226452309 is about 609.5260216671.

The spelling of 226452309 in words is "two hundred twenty-six million, four hundred fifty-two thousand, three hundred nine".