1444413 has 8 divisors (see below), whose sum is σ = 1970848. Its totient is φ = 940464.

The previous prime is 1444411. The next prime is 1444441. The reversal of 1444413 is 3144441.

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

It is not a de Polignac number, because 1444413 - 2¹ = 1444411 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1444413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5470 + ... + 5727.

It is an arithmetic number, because the mean of its divisors is an integer number (246356).

2^1444413 is an apocalyptic number.

It is an amenable number.

1444413 is a deficient number, since it is larger than the sum of its proper divisors (526435).

1444413 is a wasteful number, since it uses less digits than its factorization.

1444413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11243.

The product of its digits is 768, while the sum is 21.

The square root of 1444413 is about 1201.8373434038. The cubic root of 1444413 is about 113.0395611605.

Adding to 1444413 its reverse (3144441), we get a palindrome (4588854).

The spelling of 1444413 in words is "one million, four hundred forty-four thousand, four hundred thirteen".