273871689 has 16 divisors (see below), whose sum is σ = 449430912. Its totient is φ = 144459648.

The previous prime is 273871657. The next prime is 273871693. The reversal of 273871689 is 986178372.

It is not a de Polignac number, because 273871689 - 2⁵ = 273871657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (273871789) 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 15 ways as a sum of consecutive naturals, for example, 501324 + ... + 501869.

It is an arithmetic number, because the mean of its divisors is an integer number (28089432).

Almost surely, 2^273871689 is an apocalyptic number.

It is an amenable number.

273871689 is a deficient number, since it is larger than the sum of its proper divisors (175559223).

273871689 is a wasteful number, since it uses less digits than its factorization.

273871689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003216.

The product of its digits is 1016064, while the sum is 51.

The square root of 273871689 is about 16549.0691278996. The cubic root of 273871689 is about 649.4051275406.

The spelling of 273871689 in words is "two hundred seventy-three million, eight hundred seventy-one thousand, six hundred eighty-nine".