226668945 has 8 divisors (see below), whose sum is σ = 362670336. Its totient is φ = 120890096.

The previous prime is 226668899. The next prime is 226668971. The reversal of 226668945 is 549866622.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 226668945 - 2⁷ = 226668817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 226668894 and 226668903.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7555617 + ... + 7555646.

It is an arithmetic number, because the mean of its divisors is an integer number (45333792).

Almost surely, 2^226668945 is an apocalyptic number.

It is an amenable number.

226668945 is a deficient number, since it is larger than the sum of its proper divisors (136001391).

226668945 is a wasteful number, since it uses less digits than its factorization.

226668945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15111271.

The product of its digits is 1244160, while the sum is 48.

The square root of 226668945 is about 15055.5287187133. The cubic root of 226668945 is about 609.7203277663.

The spelling of 226668945 in words is "two hundred twenty-six million, six hundred sixty-eight thousand, nine hundred forty-five".