1444004 has 6 divisors (see below), whose sum is σ = 2527014. Its totient is φ = 722000.

The previous prime is 1443989. The next prime is 1444007. The reversal of 1444004 is 4004441.

It can be written as a sum of positive squares in only one way, i.e., 1081600 + 362404 = 1040^2 + 602^2 .

It is not an unprimeable number, because it can be changed into a prime (1444007) 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 as a sum of consecutive naturals, namely, 180497 + ... + 180504.

It is an arithmetic number, because the mean of its divisors is an integer number (421169).

2^1444004 is an apocalyptic number.

It is an amenable number.

1444004 is a deficient number, since it is larger than the sum of its proper divisors (1083010).

1444004 is a wasteful number, since it uses less digits than its factorization.

1444004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361005 (or 361003 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 1444004 is about 1201.6671752195. The cubic root of 1444004 is about 113.0288907255.

Adding to 1444004 its reverse (4004441), we get a palindrome (5448445).

It can be divided in two parts, 144400 and 4, that multiplied together give a square (577600 = 760²).

The spelling of 1444004 in words is "one million, four hundred forty-four thousand, four".