772511952 has 20 divisors (see below), whose sum is σ = 1995656000. Its totient is φ = 257503968.

The previous prime is 772511939. The next prime is 772511969. The reversal of 772511952 is 259115277.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 772511952.

It is a congruent number.

It is an unprimeable number.

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, 8046952 + ... + 8047047.

It is an arithmetic number, because the mean of its divisors is an integer number (99782800).

Almost surely, 2^772511952 is an apocalyptic number.

It is an amenable number.

772511952 is an abundant number, since it is smaller than the sum of its proper divisors (1223144048).

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

772511952 is a wasteful number, since it uses less digits than its factorization.

772511952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16094010 (or 16094004 counting only the distinct ones).

The product of its digits is 44100, while the sum is 39.

The square root of 772511952 is about 27794.0992298725. The cubic root of 772511952 is about 917.5612600565.

The spelling of 772511952 in words is "seven hundred seventy-two million, five hundred eleven thousand, nine hundred fifty-two".