772884 has 36 divisors (see below), whose sum is σ = 2233504. Its totient is φ = 220752.

The previous prime is 772867. The next prime is 772903. The reversal of 772884 is 488277.

772884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1282 + ... + 1785.

2⁷⁷²⁸⁸⁴ is an apocalyptic number.

It is an amenable number.

772884 is an abundant number, since it is smaller than the sum of its proper divisors (1460620).

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

772884 is a wasteful number, since it uses less digits than its factorization.

772884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3084 (or 3079 counting only the distinct ones).

The product of its digits is 25088, while the sum is 36.

The square root of 772884 is about 879.1382143895. The cubic root of 772884 is about 91.7708538055.

The spelling of 772884 in words is "seven hundred seventy-two thousand, eight hundred eighty-four".