766772 has 6 divisors (see below), whose sum is σ = 1341858. Its totient is φ = 383384.

The previous prime is 766769. The next prime is 766793. The reversal of 766772 is 277667.

It can be written as a sum of positive squares in only one way, i.e., 401956 + 364816 = 634^2 + 604^2 .

It is a congruent number.

It is an unprimeable 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 as a sum of consecutive naturals, namely, 95843 + ... + 95850.

It is an arithmetic number, because the mean of its divisors is an integer number (223643).

2⁷⁶⁶⁷⁷² is an apocalyptic number.

It is an amenable number.

766772 is a deficient number, since it is larger than the sum of its proper divisors (575086).

766772 is a wasteful number, since it uses less digits than its factorization.

766772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191697 (or 191695 counting only the distinct ones).

The product of its digits is 24696, while the sum is 35.

The square root of 766772 is about 875.6551832771. The cubic root of 766772 is about 91.5283040230.

The spelling of 766772 in words is "seven hundred sixty-six thousand, seven hundred seventy-two".