272643265 has 8 divisors (see below), whose sum is σ = 341396928. Its totient is φ = 208631280.

The previous prime is 272643209. The next prime is 272643271. The reversal of 272643265 is 562346272.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 272643265 - 2²⁷ = 138425537 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1185291 + ... + 1185520.

It is an arithmetic number, because the mean of its divisors is an integer number (42674616).

Almost surely, 2^272643265 is an apocalyptic number.

It is an amenable number.

272643265 is a deficient number, since it is larger than the sum of its proper divisors (68753663).

272643265 is a wasteful number, since it uses less digits than its factorization.

272643265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2370839.

The product of its digits is 120960, while the sum is 37.

The square root of 272643265 is about 16511.9128207485. The cubic root of 272643265 is about 648.4327250222.

The spelling of 272643265 in words is "two hundred seventy-two million, six hundred forty-three thousand, two hundred sixty-five".