272536989 has 16 divisors (see below), whose sum is σ = 370137600. Its totient is φ = 178324016.

The previous prime is 272536981. The next prime is 272536991. The reversal of 272536989 is 989635272.

It is a cyclic number.

It is not a de Polignac number, because 272536989 - 2³ = 272536981 is a prime.

It is a super-2 number, since 2×272536989² = 148552820746372242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272536981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215842 + ... + 217100.

It is an arithmetic number, because the mean of its divisors is an integer number (23133600).

Almost surely, 2^272536989 is an apocalyptic number.

It is an amenable number.

272536989 is a deficient number, since it is larger than the sum of its proper divisors (97600611).

272536989 is a wasteful number, since it uses less digits than its factorization.

272536989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2544.

The product of its digits is 1632960, while the sum is 51.

The square root of 272536989 is about 16508.6943457077. The cubic root of 272536989 is about 648.3484613205.

The spelling of 272536989 in words is "two hundred seventy-two million, five hundred thirty-six thousand, nine hundred eighty-nine".