273730 has 16 divisors (see below), whose sum is σ = 509184. Its totient is φ = 105840.

The previous prime is 273727. The next prime is 273739. The reversal of 273730 is 37372.

It is a super-2 number, since 2×273730² = 149856225800, which contains 22 as substring.

It is a plaindrome in base 12.

It is a zygodrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (273739) by changing a digit.

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, 132 + ... + 751.

It is an arithmetic number, because the mean of its divisors is an integer number (31824).

2²⁷³⁷³⁰ is an apocalyptic number.

273730 is a deficient number, since it is larger than the sum of its proper divisors (235454).

273730 is a wasteful number, since it uses less digits than its factorization.

273730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921.

The product of its (nonzero) digits is 882, while the sum is 22.

The square root of 273730 is about 523.1921253230. The cubic root of 273730 is about 64.9293117137.

The spelling of 273730 in words is "two hundred seventy-three thousand, seven hundred thirty".