275542800 has 240 divisors, whose sum is σ = 1007435520. Its totient is φ = 63774720.

The previous prime is 275542747. The next prime is 275542831. The reversal of 275542800 is 8245572.

275542800 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (240).

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 264681 + ... + 265719.

It is an arithmetic number, because the mean of its divisors is an integer number (4197648).

Almost surely, 2^275542800 is an apocalyptic number.

275542800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275542800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (503717760).

275542800 is an abundant number, since it is smaller than the sum of its proper divisors (731892720).

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

275542800 is a wasteful number, since it uses less digits than its factorization.

275542800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090 (or 1079 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 275542800 is about 16599.4819196263. The cubic root of 275542800 is about 650.7232974054.

The spelling of 275542800 in words is "two hundred seventy-five million, five hundred forty-two thousand, eight hundred".