771328032 has 48 divisors (see below), whose sum is σ = 2026997280. Its totient is φ = 256822272.

The previous prime is 771328007. The next prime is 771328037. The reversal of 771328032 is 230823177.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 771327984 and 771328002.

It is not an unprimeable number, because it can be changed into a prime (771328037) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 92883 + ... + 100845.

It is an arithmetic number, because the mean of its divisors is an integer number (42229110).

Almost surely, 2^771328032 is an apocalyptic number.

It is an amenable number.

771328032 is an abundant number, since it is smaller than the sum of its proper divisors (1255669248).

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

771328032 is a wasteful number, since it uses less digits than its factorization.

771328032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8985 (or 8977 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 771328032 is about 27772.7930176279. The cubic root of 771328032 is about 917.0922815306.

The spelling of 771328032 in words is "seven hundred seventy-one million, three hundred twenty-eight thousand, thirty-two".