226728265 has 8 divisors (see below), whose sum is σ = 280850688. Its totient is φ = 175531440.

The previous prime is 226728251. The next prime is 226728283. The reversal of 226728265 is 562827622.

It is a happy number.

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

It is not a de Polignac number, because 226728265 - 2⁵ = 226728233 is a prime.

It is a super-2 number, since 2×226728265² = 102811412299820450, which contains 22 as substring.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 731227 + ... + 731536.

It is an arithmetic number, because the mean of its divisors is an integer number (35106336).

Almost surely, 2^226728265 is an apocalyptic number.

It is an amenable number.

226728265 is a deficient number, since it is larger than the sum of its proper divisors (54122423).

226728265 is a wasteful number, since it uses less digits than its factorization.

226728265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462799.

The product of its digits is 161280, while the sum is 40.

The square root of 226728265 is about 15057.4986302506. The cubic root of 226728265 is about 609.7735117246.

The spelling of 226728265 in words is "two hundred twenty-six million, seven hundred twenty-eight thousand, two hundred sixty-five".