273490 has 16 divisors (see below), whose sum is σ = 562752. Its totient is φ = 93744.

The previous prime is 273473. The next prime is 273503. The reversal of 273490 is 94372.

273490 = 85² + 86² + ... + 112².

It is an unprimeable number.

273490 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, 1884 + ... + 2023.

It is an arithmetic number, because the mean of its divisors is an integer number (35172).

2²⁷³⁴⁹⁰ is an apocalyptic number.

273490 is an abundant number, since it is smaller than the sum of its proper divisors (289262).

It is a weird number, because it is abundant, but not a pseudoperfect number.

273490 is a wasteful number, since it uses less digits than its factorization.

273490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3921.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 273490 is about 522.9627137760. The cubic root of 273490 is about 64.9103300026.

The spelling of 273490 in words is "two hundred seventy-three thousand, four hundred ninety".