273616065 has 12 divisors (see below), whose sum is σ = 474267924. Its totient is φ = 145928544.

The previous prime is 273616061. The next prime is 273616067. The reversal of 273616065 is 560616372.

It can be written as a sum of positive squares in 2 ways, for example, as 47444544 + 226171521 = 6888^2 + 15039^2 .

It is not a de Polignac number, because 273616065 - 2² = 273616061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (273616061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3040134 + ... + 3040223.

It is an arithmetic number, because the mean of its divisors is an integer number (39522327).

Almost surely, 2^273616065 is an apocalyptic number.

It is an amenable number.

273616065 is a deficient number, since it is larger than the sum of its proper divisors (200651859).

273616065 is a wasteful number, since it uses less digits than its factorization.

273616065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6080368 (or 6080365 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 273616065 is about 16541.3441110449. The cubic root of 273616065 is about 649.2030192572.

The spelling of 273616065 in words is "two hundred seventy-three million, six hundred sixteen thousand, sixty-five".