272775005 has 4 divisors (see below), whose sum is σ = 327330012. Its totient is φ = 218220000.

The previous prime is 272774959. The next prime is 272775029. The reversal of 272775005 is 500577272.

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 209062681 + 63712324 = 14459^2 + 7982^2 .

It is not a de Polignac number, because 272775005 - 2¹⁶ = 272709469 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, 27277496 + ... + 27277505.

It is an arithmetic number, because the mean of its divisors is an integer number (81832503).

Almost surely, 2^272775005 is an apocalyptic number.

It is an amenable number.

272775005 is a deficient number, since it is larger than the sum of its proper divisors (54555007).

272775005 is an equidigital number, since it uses as much as digits as its factorization.

272775005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54555006.

The product of its (nonzero) digits is 34300, while the sum is 35.

The square root of 272775005 is about 16515.9015799925. The cubic root of 272775005 is about 648.5371481310.

The spelling of 272775005 in words is "two hundred seventy-two million, seven hundred seventy-five thousand, five".