772225227 has 12 divisors (see below), whose sum is σ = 1174143880. Its totient is φ = 487721088.

The previous prime is 772225193. The next prime is 772225273. The reversal of 772225227 is 722522277.

It is a happy number.

772225227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 772225227 - 2¹⁰ = 772224203 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 772225191 and 772225200.

It is not an unprimeable number, because it can be changed into a prime (772225127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2257798 + ... + 2258139.

Almost surely, 2^772225227 is an apocalyptic number.

772225227 is a deficient number, since it is larger than the sum of its proper divisors (401918653).

772225227 is a wasteful number, since it uses less digits than its factorization.

772225227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4515962 (or 4515959 counting only the distinct ones).

The product of its digits is 54880, while the sum is 36.

The square root of 772225227 is about 27788.9407318811. The cubic root of 772225227 is about 917.4477255420.

The spelling of 772225227 in words is "seven hundred seventy-two million, two hundred twenty-five thousand, two hundred twenty-seven".