1444266 has 48 divisors (see below), whose sum is σ = 3407040. Its totient is φ = 440640.

The previous prime is 1444249. The next prime is 1444271. The reversal of 1444266 is 6624441.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13971 + ... + 14073.

It is an arithmetic number, because the mean of its divisors is an integer number (70980).

2^1444266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1444266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1703520).

1444266 is an abundant number, since it is smaller than the sum of its proper divisors (1962774).

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

1444266 is a wasteful number, since it uses less digits than its factorization.

1444266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 168 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 1444266 is about 1201.7761854855. The cubic root of 1444266 is about 113.0357262972.

The spelling of 1444266 in words is "one million, four hundred forty-four thousand, two hundred sixty-six".