226840664 has 8 divisors (see below), whose sum is σ = 425326260. Its totient is φ = 113420328.

The previous prime is 226840661. The next prime is 226840681. The reversal of 226840664 is 466048622.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226840661) 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 as a sum of consecutive naturals, namely, 14177534 + ... + 14177549.

Almost surely, 2^226840664 is an apocalyptic number.

It is an amenable number.

226840664 is a deficient number, since it is larger than the sum of its proper divisors (198485596).

226840664 is a wasteful number, since it uses less digits than its factorization.

226840664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28355089 (or 28355085 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 226840664 is about 15061.2304942193. The cubic root of 226840664 is about 609.8742587728.

The spelling of 226840664 in words is "two hundred twenty-six million, eight hundred forty thousand, six hundred sixty-four".