275051268 has 48 divisors (see below), whose sum is σ = 718576320. Its totient is φ = 90979200.

The previous prime is 275051267. The next prime is 275051297. The reversal of 275051268 is 862150572.

It is a happy number.

275051268 is a `hidden beast` number, since 27 + 505 + 126 + 8 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (275051267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4428 + ... + 23868.

It is an arithmetic number, because the mean of its divisors is an integer number (14970340).

Almost surely, 2^275051268 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 275051268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (359288160).

275051268 is an abundant number, since it is smaller than the sum of its proper divisors (443525052).

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

275051268 is a wasteful number, since it uses less digits than its factorization.

275051268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19585 (or 19577 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 275051268 is about 16584.6696681001. The cubic root of 275051268 is about 650.3361322615.

The spelling of 275051268 in words is "two hundred seventy-five million, fifty-one thousand, two hundred sixty-eight".