275305716 has 90 divisors (see below), whose sum is σ = 837254418. Its totient is φ = 78654240.

The previous prime is 275305673. The next prime is 275305717. The reversal of 275305716 is 617503572.

It can be written as a sum of positive squares in only one way, i.e., 268304400 + 7001316 = 16380^2 + 2646^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275305717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 7206 + ... + 24546.

Almost surely, 2^275305716 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 275305716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (418627209).

275305716 is an abundant number, since it is smaller than the sum of its proper divisors (561948702).

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

275305716 is a wasteful number, since it uses less digits than its factorization.

275305716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17371 (or 17353 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 36.

The square root of 275305716 is about 16592.3390756096. The cubic root of 275305716 is about 650.5366109195.

The spelling of 275305716 in words is "two hundred seventy-five million, three hundred five thousand, seven hundred sixteen".