273638 has 12 divisors (see below), whose sum is σ = 434340. Its totient is φ = 129276.

The previous prime is 273629. The next prime is 273641. The reversal of 273638 is 836372.

273638 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 273638.

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 273638.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 533 + ... + 911.

It is an arithmetic number, because the mean of its divisors is an integer number (36195).

2²⁷³⁶³⁸ is an apocalyptic number.

273638 is a deficient number, since it is larger than the sum of its proper divisors (160702).

273638 is a wasteful number, since it uses less digits than its factorization.

273638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419 (or 400 counting only the distinct ones).

The product of its digits is 6048, while the sum is 29.

The square root of 273638 is about 523.1041961216. The cubic root of 273638 is about 64.9220367030.

The spelling of 273638 in words is "two hundred seventy-three thousand, six hundred thirty-eight".