764772 has 24 divisors (see below), whose sum is σ = 1804992. Its totient is φ = 252000.

The previous prime is 764723. The next prime is 764783. The reversal of 764772 is 277467.

It is a happy number.

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 in 7 ways as a sum of consecutive naturals, for example, 897 + ... + 1527.

It is an arithmetic number, because the mean of its divisors is an integer number (75208).

2⁷⁶⁴⁷⁷² is an apocalyptic number.

It is an amenable number.

764772 is an abundant number, since it is smaller than the sum of its proper divisors (1040220).

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

764772 is a wasteful number, since it uses less digits than its factorization.

764772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739 (or 737 counting only the distinct ones).

The product of its digits is 16464, while the sum is 33.

The square root of 764772 is about 874.5124355891. The cubic root of 764772 is about 91.4486558369.

The spelling of 764772 in words is "seven hundred sixty-four thousand, seven hundred seventy-two".