1448439 has 8 divisors (see below), whose sum is σ = 1983600. Its totient is φ = 939456.

The previous prime is 1448431. The next prime is 1448443. The reversal of 1448439 is 9348441.

It is a happy number.

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

It is not a de Polignac number, because 1448439 - 2³ = 1448431 is a prime.

1448439 is a lucky number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1448431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6414 + ... + 6635.

It is an arithmetic number, because the mean of its divisors is an integer number (247950).

2^1448439 is an apocalyptic number.

1448439 is a deficient number, since it is larger than the sum of its proper divisors (535161).

1448439 is a wasteful number, since it uses less digits than its factorization.

1448439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13089.

The product of its digits is 13824, while the sum is 33.

The square root of 1448439 is about 1203.5111133679. The cubic root of 1448439 is about 113.1444884671.

The spelling of 1448439 in words is "one million, four hundred forty-eight thousand, four hundred thirty-nine".