104644 has 6 divisors (see below), whose sum is σ = 183134. Its totient is φ = 52320.

The previous prime is 104639. The next prime is 104651. The reversal of 104644 is 446401.

It can be written as a sum of positive squares in only one way, i.e., 78400 + 26244 = 280^2 + 162^2 .

It is an unprimeable 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 as a sum of consecutive naturals, namely, 13077 + ... + 13084.

2¹⁰⁴⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

104644 is a deficient number, since it is larger than the sum of its proper divisors (78490).

104644 is a wasteful number, since it uses less digits than its factorization.

104644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26165 (or 26163 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 104644 is about 323.4872485895. The cubic root of 104644 is about 47.1235620019.

The spelling of 104644 in words is "one hundred four thousand, six hundred forty-four".