275625520 has 40 divisors (see below), whose sum is σ = 641543760. Its totient is φ = 110127360.

The previous prime is 275625517. The next prime is 275625529. The reversal of 275625520 is 25526572.

275625520 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 (40).

It is not an unprimeable number, because it can be changed into a prime (275625529) 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 7 ways as a sum of consecutive naturals, for example, 113115 + ... + 115525.

It is an arithmetic number, because the mean of its divisors is an integer number (16038594).

Almost surely, 2^275625520 is an apocalyptic number.

275625520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

275625520 is an abundant number, since it is smaller than the sum of its proper divisors (365918240).

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

275625520 is a wasteful number, since it uses less digits than its factorization.

275625520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3853 (or 3847 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 275625520 is about 16601.9733766803. The cubic root of 275625520 is about 650.7884082164.

The spelling of 275625520 in words is "two hundred seventy-five million, six hundred twenty-five thousand, five hundred twenty".