550772 has 12 divisors (see below), whose sum is σ = 1014720. Its totient is φ = 260856.

The previous prime is 550763. The next prime is 550789. The reversal of 550772 is 277055.

550772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 550772.

It is an unprimeable number.

550772 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3548 + ... + 3699.

It is an arithmetic number, because the mean of its divisors is an integer number (84560).

2⁵⁵⁰⁷⁷² is an apocalyptic number.

It is an amenable number.

550772 is a deficient number, since it is larger than the sum of its proper divisors (463948).

550772 is a wasteful number, since it uses less digits than its factorization.

550772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7270 (or 7268 counting only the distinct ones).

The product of its (nonzero) digits is 2450, while the sum is 26.

The square root of 550772 is about 742.1401484895. The cubic root of 550772 is about 81.9704434425.

The spelling of 550772 in words is "five hundred fifty thousand, seven hundred seventy-two".