1424128 has 18 divisors (see below), whose sum is σ = 2843204. Its totient is φ = 711936.

The previous prime is 1424123. The next prime is 1424149. The reversal of 1424128 is 8214241.

It is a nude number because it is divisible by every one of its digits.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1424099 and 1424108.

It is not an unprimeable number, because it can be changed into a prime (1424123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2526 + ... + 3037.

2^1424128 is an apocalyptic number.

It is an amenable number.

1424128 is a deficient number, since it is larger than the sum of its proper divisors (1419076).

1424128 is an frugal number, since it uses more digits than its factorization.

1424128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5579 (or 5565 counting only the distinct ones).

The product of its digits is 512, while the sum is 22.

The square root of 1424128 is about 1193.3683421308. The cubic root of 1424128 is about 112.5078973880.

Adding to 1424128 its reverse (8214241), we get a palindrome (9638369).

It can be divided in two parts, 14 and 24128, that added together give a palindrome (24142).

The spelling of 1424128 in words is "one million, four hundred twenty-four thousand, one hundred twenty-eight".