272817045 has 32 divisors (see below), whose sum is σ = 487952640. Its totient is φ = 144619200.

The previous prime is 272817031. The next prime is 272817047. The reversal of 272817045 is 540718272.

It is not a de Polignac number, because 272817045 - 2¹³ = 272808853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272817047) 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 31 ways as a sum of consecutive naturals, for example, 16495 + ... + 28595.

It is an arithmetic number, because the mean of its divisors is an integer number (15248520).

Almost surely, 2^272817045 is an apocalyptic number.

It is an amenable number.

272817045 is a deficient number, since it is larger than the sum of its proper divisors (215135595).

272817045 is a wasteful number, since it uses less digits than its factorization.

272817045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12282 (or 12276 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The square root of 272817045 is about 16517.1742437985. The cubic root of 272817045 is about 648.5704638682.

The spelling of 272817045 in words is "two hundred seventy-two million, eight hundred seventeen thousand, forty-five".