275172530 has 16 divisors (see below), whose sum is σ = 495500544. Its totient is φ = 110026800.

The previous prime is 275172511. The next prime is 275172533. The reversal of 275172530 is 35271572.

275172530 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (275172533) 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, 44105 + ... + 49955.

It is an arithmetic number, because the mean of its divisors is an integer number (30968784).

Almost surely, 2^275172530 is an apocalyptic number.

275172530 is a deficient number, since it is larger than the sum of its proper divisors (220328014).

275172530 is a wasteful number, since it uses less digits than its factorization.

275172530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10561.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 275172530 is about 16588.3251113547. The cubic root of 275172530 is about 650.4316895665.

The spelling of 275172530 in words is "two hundred seventy-five million, one hundred seventy-two thousand, five hundred thirty".