765227056 has 40 divisors (see below), whose sum is σ = 1624213008. Its totient is φ = 346368000.

The previous prime is 765227039. The next prime is 765227059. The reversal of 765227056 is 650722567.

It is not an unprimeable number, because it can be changed into a prime (765227059) 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 7 ways as a sum of consecutive naturals, for example, 33396 + ... + 51436.

Almost surely, 2^765227056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 765227056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (812106504).

765227056 is an abundant number, since it is smaller than the sum of its proper divisors (858985952).

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

765227056 is a wasteful number, since it uses less digits than its factorization.

765227056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18301 (or 18295 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 40.

The square root of 765227056 is about 27662.7376808587. The cubic root of 765227056 is about 914.6679022141.

The spelling of 765227056 in words is "seven hundred sixty-five million, two hundred twenty-seven thousand, fifty-six".