275503248 has 80 divisors (see below), whose sum is σ = 818102400. Its totient is φ = 88663680.

The previous prime is 275503159. The next prime is 275503271. The reversal of 275503248 is 842305572.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1533 + ... + 23523.

It is an arithmetic number, because the mean of its divisors is an integer number (10226280).

Almost surely, 2^275503248 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 275503248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409051200).

275503248 is an abundant number, since it is smaller than the sum of its proper divisors (542599152).

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

275503248 is a wasteful number, since it uses less digits than its factorization.

275503248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22037 (or 22025 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 275503248 is about 16598.2905143873. The cubic root of 275503248 is about 650.6921605131.

The spelling of 275503248 in words is "two hundred seventy-five million, five hundred three thousand, two hundred forty-eight".