226520972 has 12 divisors (see below), whose sum is σ = 410081280. Its totient is φ = 109354896.

The previous prime is 226520963. The next prime is 226520977. The reversal of 226520972 is 279025622.

It is not an unprimeable number, because it can be changed into a prime (226520977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 976268 + ... + 976499.

It is an arithmetic number, because the mean of its divisors is an integer number (34173440).

Almost surely, 2^226520972 is an apocalyptic number.

It is an amenable number.

226520972 is a deficient number, since it is larger than the sum of its proper divisors (183560308).

226520972 is a wasteful number, since it uses less digits than its factorization.

226520972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1952800 (or 1952798 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 226520972 is about 15050.6136751961. The cubic root of 226520972 is about 609.5876205914.

The spelling of 226520972 in words is "two hundred twenty-six million, five hundred twenty thousand, nine hundred seventy-two".