544166 has 16 divisors (see below), whose sum is σ = 953856. Its totient is φ = 227976.

The previous prime is 544139. The next prime is 544171. The reversal of 544166 is 661445.

It is a happy number.

It is a super-2 number, since 2×544166² = 592233271112, which contains 22 as substring.

It is an Ulam number.

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 544166.

It is an unprimeable number.

544166 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 7 ways as a sum of consecutive naturals, for example, 245 + ... + 1071.

It is an arithmetic number, because the mean of its divisors is an integer number (59616).

2⁵⁴⁴¹⁶⁶ is an apocalyptic number.

544166 is a deficient number, since it is larger than the sum of its proper divisors (409690).

544166 is a wasteful number, since it uses less digits than its factorization.

544166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883.

The product of its digits is 2880, while the sum is 26.

The square root of 544166 is about 737.6760806750. The cubic root of 544166 is about 81.6414045609.

The spelling of 544166 in words is "five hundred forty-four thousand, one hundred sixty-six".