146444 has 12 divisors (see below), whose sum is σ = 264768. Its totient is φ = 70800.

The previous prime is 146437. The next prime is 146449. The reversal of 146444 is 444641.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (146449) 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 3 ways as a sum of consecutive naturals, for example, 467 + ... + 714.

It is an arithmetic number, because the mean of its divisors is an integer number (22064).

2¹⁴⁶⁴⁴⁴ is an apocalyptic number.

It is an amenable number.

146444 is a deficient number, since it is larger than the sum of its proper divisors (118324).

146444 is a wasteful number, since it uses less digits than its factorization.

146444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216 (or 1214 counting only the distinct ones).

The product of its digits is 1536, while the sum is 23.

The square root of 146444 is about 382.6800229957. The cubic root of 146444 is about 52.7096979585.

The spelling of 146444 in words is "one hundred forty-six thousand, four hundred forty-four".