766971952 has 10 divisors (see below), whose sum is σ = 1486008188. Its totient is φ = 383485968.

The previous prime is 766971943. The next prime is 766971967. The reversal of 766971952 is 259179667.

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 766971952.

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 as a sum of consecutive naturals, namely, 23967858 + ... + 23967889.

Almost surely, 2^766971952 is an apocalyptic number.

It is an amenable number.

766971952 is a deficient number, since it is larger than the sum of its proper divisors (719036236).

766971952 is a wasteful number, since it uses less digits than its factorization.

766971952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47935755 (or 47935749 counting only the distinct ones).

The product of its digits is 1428840, while the sum is 52.

The square root of 766971952 is about 27694.2584663320. The cubic root of 766971952 is about 915.3625931129.

The spelling of 766971952 in words is "seven hundred sixty-six million, nine hundred seventy-one thousand, nine hundred fifty-two".