275503328 has 48 divisors (see below), whose sum is σ = 561901536. Its totient is φ = 132887040.

The previous prime is 275503307. The next prime is 275503351. The reversal of 275503328 is 823305572.

275503328 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 102125 + ... + 104787.

It is an arithmetic number, because the mean of its divisors is an integer number (11706282).

Almost surely, 2^275503328 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 275503328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280950768).

275503328 is an abundant number, since it is smaller than the sum of its proper divisors (286398208).

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

275503328 is a wasteful number, since it uses less digits than its factorization.

275503328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787 (or 2779 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 275503328 is about 16598.2929242739. The cubic root of 275503328 is about 650.6922234953.

The spelling of 275503328 in words is "two hundred seventy-five million, five hundred three thousand, three hundred twenty-eight".