226626473 has 4 divisors (see below), whose sum is σ = 239957460. Its totient is φ = 213295488.

The previous prime is 226626419. The next prime is 226626497. The reversal of 226626473 is 374626622.

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 206439424 + 20187049 = 14368^2 + 4493^2 .

It is a cyclic number.

It is not a de Polignac number, because 226626473 - 2¹⁰ = 226625449 is a prime.

It is a super-3 number, since 3×226626473³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226626403) 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, 6665468 + ... + 6665501.

It is an arithmetic number, because the mean of its divisors is an integer number (59989365).

Almost surely, 2^226626473 is an apocalyptic number.

It is an amenable number.

226626473 is a deficient number, since it is larger than the sum of its proper divisors (13330987).

226626473 is a wasteful number, since it uses less digits than its factorization.

226626473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13330986.

The product of its digits is 145152, while the sum is 38.

The square root of 226626473 is about 15054.1181408942. The cubic root of 226626473 is about 609.6822433560.

The spelling of 226626473 in words is "two hundred twenty-six million, six hundred twenty-six thousand, four hundred seventy-three".