770632 has 8 divisors (see below), whose sum is σ = 1444950. Its totient is φ = 385312.

The previous prime is 770611. The next prime is 770639. The reversal of 770632 is 236077.

It can be written as a sum of positive squares in only one way, i.e., 695556 + 75076 = 834^2 + 274^2 .

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 = 770597 and 770606.

It is not an unprimeable number, because it can be changed into a prime (770639) by changing a digit.

770632 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48157 + ... + 48172.

2⁷⁷⁰⁶³² is an apocalyptic number.

It is an amenable number.

770632 is a deficient number, since it is larger than the sum of its proper divisors (674318).

770632 is a wasteful number, since it uses less digits than its factorization.

770632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96335 (or 96331 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 25.

The square root of 770632 is about 877.8564802973. The cubic root of 770632 is about 91.6816342869.

The spelling of 770632 in words is "seven hundred seventy thousand, six hundred thirty-two".