272101085 has 4 divisors (see below), whose sum is σ = 326521308. Its totient is φ = 217680864.

The previous prime is 272101079. The next prime is 272101087. The reversal of 272101085 is 580101272.

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 143664196 + 128436889 = 11986^2 + 11333^2 .

It is a cyclic number.

It is not a de Polignac number, because 272101085 - 2⁴ = 272101069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272101087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27210104 + ... + 27210113.

It is an arithmetic number, because the mean of its divisors is an integer number (81630327).

Almost surely, 2^272101085 is an apocalyptic number.

It is an amenable number.

272101085 is a deficient number, since it is larger than the sum of its proper divisors (54420223).

272101085 is an equidigital number, since it uses as much as digits as its factorization.

272101085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54420222.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 272101085 is about 16495.4868070027. The cubic root of 272101085 is about 648.0026140790.

The spelling of 272101085 in words is "two hundred seventy-two million, one hundred one thousand, eighty-five".