766688232 has 16 divisors (see below), whose sum is σ = 1916720640. Its totient is φ = 255562736.

The previous prime is 766688231. The next prime is 766688243. The reversal of 766688232 is 232886667.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (766688231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15972648 + ... + 15972695.

It is an arithmetic number, because the mean of its divisors is an integer number (119795040).

Almost surely, 2^766688232 is an apocalyptic number.

It is an amenable number.

766688232 is an abundant number, since it is smaller than the sum of its proper divisors (1150032408).

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

766688232 is a wasteful number, since it uses less digits than its factorization.

766688232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31945352 (or 31945348 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 48.

The square root of 766688232 is about 27689.1356311460. The cubic root of 766688232 is about 915.2497081916.

The spelling of 766688232 in words is "seven hundred sixty-six million, six hundred eighty-eight thousand, two hundred thirty-two".