275535005 has 4 divisors (see below), whose sum is σ = 330642012. Its totient is φ = 220428000.

The previous prime is 275534981. The next prime is 275535049. The reversal of 275535005 is 500535572.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 168246841 + 107288164 = 12971^2 + 10358^2 .

It is not a de Polignac number, because 275535005 - 2¹² = 275530909 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 27553496 + ... + 27553505.

It is an arithmetic number, because the mean of its divisors is an integer number (82660503).

Almost surely, 2^275535005 is an apocalyptic number.

It is an amenable number.

275535005 is a deficient number, since it is larger than the sum of its proper divisors (55107007).

275535005 is an equidigital number, since it uses as much as digits as its factorization.

275535005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55107006.

The product of its (nonzero) digits is 26250, while the sum is 32.

The square root of 275535005 is about 16599.2471214811. The cubic root of 275535005 is about 650.7171611101.

The spelling of 275535005 in words is "two hundred seventy-five million, five hundred thirty-five thousand, five".