275772 has 48 divisors (see below), whose sum is σ = 761600. Its totient is φ = 77616.

The previous prime is 275767. The next prime is 275773. The reversal of 275772 is 277572.

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 275772.

It is not an unprimeable number, because it can be changed into a prime (275773) by changing a digit.

275772 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 15 ways as a sum of consecutive naturals, for example, 4083 + ... + 4149.

2²⁷⁵⁷⁷² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (380800).

275772 is an abundant number, since it is smaller than the sum of its proper divisors (485828).

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

275772 is a wasteful number, since it uses less digits than its factorization.

275772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 79 counting only the distinct ones).

The product of its digits is 6860, while the sum is 30.

The square root of 275772 is about 525.1399813383. The cubic root of 275772 is about 65.0903674035.

The spelling of 275772 in words is "two hundred seventy-five thousand, seven hundred seventy-two".