210044 has 6 divisors (see below), whose sum is σ = 367584. Its totient is φ = 105020.

The previous prime is 210037. The next prime is 210053. The reversal of 210044 is 440012.

It is a plaindrome in base 11 and base 16.

It is a congruent number.

It is an unprimeable number.

210044 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 as a sum of consecutive naturals, namely, 26252 + ... + 26259.

It is an arithmetic number, because the mean of its divisors is an integer number (61264).

2²¹⁰⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

210044 is a deficient number, since it is larger than the sum of its proper divisors (157540).

210044 is a wasteful number, since it uses less digits than its factorization.

210044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52515 (or 52513 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 210044 is about 458.3055749170. The cubic root of 210044 is about 59.4433705483.

Subtracting from 210044 its product of nonzero digits (32), we obtain a palindrome (210012).

Adding to 210044 its reverse (440012), we get a palindrome (650056).

The spelling of 210044 in words is "two hundred ten thousand, forty-four", and thus it is an iban number.