144466 has 16 divisors (see below), whose sum is σ = 262656. Its totient is φ = 58176.

The previous prime is 144461. The next prime is 144479. The reversal of 144466 is 664441.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 144466.

It is not an unprimeable number, because it can be changed into a prime (144461) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 66 + ... + 541.

It is an arithmetic number, because the mean of its divisors is an integer number (16416).

2¹⁴⁴⁴⁶⁶ is an apocalyptic number.

144466 is a deficient number, since it is larger than the sum of its proper divisors (118190).

144466 is a wasteful number, since it uses less digits than its factorization.

144466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633.

The product of its digits is 2304, while the sum is 25.

The square root of 144466 is about 380.0868321844. The cubic root of 144466 is about 52.4713070726.

Subtracting from 144466 its sum of digits (25), we obtain a palindrome (144441).

The spelling of 144466 in words is "one hundred forty-four thousand, four hundred sixty-six".