273090 has 16 divisors (see below), whose sum is σ = 655488. Its totient is φ = 72816.

The previous prime is 273083. The next prime is 273107. The reversal of 273090 is 90372.

It is an unprimeable number.

273090 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4522 + ... + 4581.

It is an arithmetic number, because the mean of its divisors is an integer number (40968).

2²⁷³⁰⁹⁰ is an apocalyptic number.

273090 is an abundant number, since it is smaller than the sum of its proper divisors (382398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

273090 is a wasteful number, since it uses less digits than its factorization.

273090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9113.

The product of its (nonzero) digits is 378, while the sum is 21.

The square root of 273090 is about 522.5801373952. The cubic root of 273090 is about 64.8786691247.

The spelling of 273090 in words is "two hundred seventy-three thousand, ninety".