773928 has 32 divisors (see below), whose sum is σ = 2150400. Its totient is φ = 257904.

The previous prime is 773909. The next prime is 773933. The reversal of 773928 is 829377.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 773892 and 773901.

It is an unprimeable number.

773928 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1576 + ... + 2007.

It is an arithmetic number, because the mean of its divisors is an integer number (67200).

2⁷⁷³⁹²⁸ is an apocalyptic number.

It is an amenable number.

773928 is an abundant number, since it is smaller than the sum of its proper divisors (1376472).

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

773928 is a wasteful number, since it uses less digits than its factorization.

773928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3598 (or 3588 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 773928 is about 879.7317773049. The cubic root of 773928 is about 91.8121561073.

It can be divided in two parts, 77 and 3928, that added together give a triangular number (4005 = T₈₉).

The spelling of 773928 in words is "seven hundred seventy-three thousand, nine hundred twenty-eight".