276725 has 6 divisors (see below), whose sum is σ = 343170. Its totient is φ = 221360.

The previous prime is 276721. The next prime is 276739. The reversal of 276725 is 527672.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 49 + 276676 = 7^2 + 526^2 .

It is not a de Polignac number, because 276725 - 2² = 276721 is a prime.

It is an alternating number because its digits alternate between even and odd.

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 276725.

It is not an unprimeable number, because it can be changed into a prime (276721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5510 + ... + 5559.

It is an arithmetic number, because the mean of its divisors is an integer number (57195).

276725 is a Friedman number, since it can be written as 526^2+7*7, using all its digits and the basic arithmetic operations.

2²⁷⁶⁷²⁵ is an apocalyptic number.

276725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

276725 is a deficient number, since it is larger than the sum of its proper divisors (66445).

276725 is a wasteful number, since it uses less digits than its factorization.

276725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11079 (or 11074 counting only the distinct ones).

The product of its digits is 5880, while the sum is 29.

The square root of 276725 is about 526.0465758847. The cubic root of 276725 is about 65.1652599503.

It can be divided in two parts, 276 and 725, that added together give a palindrome (1001).

The spelling of 276725 in words is "two hundred seventy-six thousand, seven hundred twenty-five".