1424446 has 8 divisors (see below), whose sum is σ = 2162664. Its totient is φ = 703560.

The previous prime is 1424443. The next prime is 1424471. The reversal of 1424446 is 6444241.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1424446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424441) 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 3 ways as a sum of consecutive naturals, for example, 4125 + ... + 4456.

It is an arithmetic number, because the mean of its divisors is an integer number (270333).

2^1424446 is an apocalyptic number.

1424446 is a deficient number, since it is larger than the sum of its proper divisors (738218).

1424446 is an equidigital number, since it uses as much as digits as its factorization.

1424446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8666.

The product of its digits is 3072, while the sum is 25.

The square root of 1424446 is about 1193.5015710086. The cubic root of 1424446 is about 112.5162708977.

Adding to 1424446 its reverse (6444241), we get a palindrome (7868687).

The spelling of 1424446 in words is "one million, four hundred twenty-four thousand, four hundred forty-six".