226512772 has 6 divisors (see below), whose sum is σ = 396397358. Its totient is φ = 113256384.

The previous prime is 226512757. The next prime is 226512799. The reversal of 226512772 is 277215622.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 174874176 + 51638596 = 13224^2 + 7186^2 .

It is an unprimeable number.

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, 28314093 + ... + 28314100.

Almost surely, 2^226512772 is an apocalyptic number.

It is an amenable number.

226512772 is a deficient number, since it is larger than the sum of its proper divisors (169884586).

226512772 is a wasteful number, since it uses less digits than its factorization.

226512772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56628197 (or 56628195 counting only the distinct ones).

The product of its digits is 23520, while the sum is 34.

The square root of 226512772 is about 15050.3412585895. The cubic root of 226512772 is about 609.5802648652.

The spelling of 226512772 in words is "two hundred twenty-six million, five hundred twelve thousand, seven hundred seventy-two".