273804 has 12 divisors (see below), whose sum is σ = 638904. Its totient is φ = 91264.

The previous prime is 273803. The next prime is 273821. The reversal of 273804 is 408372.

It is a tau number, because it is divible by the number of its divisors (12).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 273804.

It is not an unprimeable number, because it can be changed into a prime (273803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11397 + ... + 11420.

It is an arithmetic number, because the mean of its divisors is an integer number (53242).

2²⁷³⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

273804 is an abundant number, since it is smaller than the sum of its proper divisors (365100).

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

273804 is a wasteful number, since it uses less digits than its factorization.

273804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22824 (or 22822 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 273804 is about 523.2628402629. The cubic root of 273804 is about 64.9351621699.

The spelling of 273804 in words is "two hundred seventy-three thousand, eight hundred four".