226072356 has 12 divisors (see below), whose sum is σ = 527502192. Its totient is φ = 75357448.

The previous prime is 226072349. The next prime is 226072373. The reversal of 226072356 is 653270622.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×226072356² = 102217420294781472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9419670 + ... + 9419693.

It is an arithmetic number, because the mean of its divisors is an integer number (43958516).

Almost surely, 2^226072356 is an apocalyptic number.

It is an amenable number.

226072356 is an abundant number, since it is smaller than the sum of its proper divisors (301429836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226072356 is a wasteful number, since it uses less digits than its factorization.

226072356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18839370 (or 18839368 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 226072356 is about 15035.7027105486. The cubic root of 226072356 is about 609.1849330916.

The spelling of 226072356 in words is "two hundred twenty-six million, seventy-two thousand, three hundred fifty-six".