273628 has 12 divisors (see below), whose sum is σ = 486472. Its totient is φ = 134640.

The previous prime is 273617. The next prime is 273629. The reversal of 273628 is 826372.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁸ + 7⁴ + 6⁵ + 3³ + 2¹⁰ + 8⁶ .

It is a junction number, because it is equal to n+sod(n) for n = 273596 and 273605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (273629) by changing a digit.

273628 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243 + ... + 778.

2²⁷³⁶²⁸ is an apocalyptic number.

It is an amenable number.

273628 is a deficient number, since it is larger than the sum of its proper divisors (212844).

273628 is a wasteful number, since it uses less digits than its factorization.

273628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092 (or 1090 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 273628 is about 523.0946377091. The cubic root of 273628 is about 64.9212458427.

It can be divided in two parts, 27 and 3628, that added together give a triangular number (3655 = T₈₅).

The spelling of 273628 in words is "two hundred seventy-three thousand, six hundred twenty-eight".