449166 has 8 divisors (see below), whose sum is σ = 898344. Its totient is φ = 149720.

The previous prime is 449161. The next prime is 449171. The reversal of 449166 is 661944.

It is an interprime number because it is at equal distance from previous prime (449161) and next prime (449171).

It is a sphenic number, since it is the product of 3 distinct primes.

449166 is an admirable number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449161) by changing a digit.

449166 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37425 + ... + 37436.

It is an arithmetic number, because the mean of its divisors is an integer number (112293).

2⁴⁴⁹¹⁶⁶ is an apocalyptic number.

449166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449166 is a wasteful number, since it uses less digits than its factorization.

449166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74866.

The product of its digits is 5184, while the sum is 30.

The square root of 449166 is about 670.1984780645. The cubic root of 449166 is about 76.5835730692.

It can be divided in two parts, 44 and 9166, that multiplied together give a palindrome (403304).

The spelling of 449166 in words is "four hundred forty-nine thousand, one hundred sixty-six".