226779272 has 8 divisors (see below), whose sum is σ = 425211150. Its totient is φ = 113389632.

The previous prime is 226779271. The next prime is 226779281. The reversal of 226779272 is 272977622.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 213919876 + 12859396 = 14626^2 + 3586^2 .

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

It is not an unprimeable number, because it can be changed into a prime (226779271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14173697 + ... + 14173712.

Almost surely, 2^226779272 is an apocalyptic number.

It is an amenable number.

226779272 is a deficient number, since it is larger than the sum of its proper divisors (198431878).

226779272 is a wasteful number, since it uses less digits than its factorization.

226779272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28347415 (or 28347411 counting only the distinct ones).

The product of its digits is 296352, while the sum is 44.

The square root of 226779272 is about 15059.1922758161. The cubic root of 226779272 is about 609.8192351599.

The spelling of 226779272 in words is "two hundred twenty-six million, seven hundred seventy-nine thousand, two hundred seventy-two".