772116232 has 8 divisors (see below), whose sum is σ = 1447717950. Its totient is φ = 386058112.

The previous prime is 772116193. The next prime is 772116239. The reversal of 772116232 is 232611277.

It can be written as a sum of positive squares in only one way, i.e., 734735236 + 37380996 = 27106^2 + 6114^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 772116194 and 772116203.

It is not an unprimeable number, because it can be changed into a prime (772116239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48257257 + ... + 48257272.

Almost surely, 2^772116232 is an apocalyptic number.

It is an amenable number.

772116232 is a deficient number, since it is larger than the sum of its proper divisors (675601718).

772116232 is a wasteful number, since it uses less digits than its factorization.

772116232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96514535 (or 96514531 counting only the distinct ones).

The product of its digits is 7056, while the sum is 31.

The square root of 772116232 is about 27786.9795407849. The cubic root of 772116232 is about 917.4045594136.

The spelling of 772116232 in words is "seven hundred seventy-two million, one hundred sixteen thousand, two hundred thirty-two".