226509469 has 8 divisors (see below), whose sum is σ = 238572000. Its totient is φ = 214461072.

The previous prime is 226509457. The next prime is 226509473. The reversal of 226509469 is 964905622.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226509469 is a prime.

It is a super-2 number, since 2×226509469² = 102613079093323922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226507469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51447 + ... + 55675.

It is an arithmetic number, because the mean of its divisors is an integer number (29821500).

Almost surely, 2^226509469 is an apocalyptic number.

It is an amenable number.

226509469 is a deficient number, since it is larger than the sum of its proper divisors (12062531).

226509469 is a wasteful number, since it uses less digits than its factorization.

226509469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7067.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 226509469 is about 15050.2315264583. The cubic root of 226509469 is about 609.5773018926.

The spelling of 226509469 in words is "two hundred twenty-six million, five hundred nine thousand, four hundred sixty-nine".