273983 has 4 divisors (see below), whose sum is σ = 277368. Its totient is φ = 270600.

The previous prime is 273979. The next prime is 273997. The reversal of 273983 is 389372.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 273983 - 2² = 273979 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 273983.

It is not an unprimeable number, because it can be changed into a prime (273913) 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 3 ways as a sum of consecutive naturals, for example, 1568 + ... + 1733.

It is an arithmetic number, because the mean of its divisors is an integer number (69342).

2²⁷³⁹⁸³ is an apocalyptic number.

273983 is a deficient number, since it is larger than the sum of its proper divisors (3385).

273983 is an equidigital number, since it uses as much as digits as its factorization.

273983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3384.

The product of its digits is 9072, while the sum is 32.

The square root of 273983 is about 523.4338544649. The cubic root of 273983 is about 64.9493095917.

The spelling of 273983 in words is "two hundred seventy-three thousand, nine hundred eighty-three".