1422424 has 16 divisors (see below), whose sum is σ = 2824200. Its totient is φ = 669312.

The previous prime is 1422419. The next prime is 1422433. The reversal of 1422424 is 4242241.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5094 + ... + 5365.

2^1422424 is an apocalyptic number.

It is an amenable number.

1422424 is a deficient number, since it is larger than the sum of its proper divisors (1401776).

1422424 is a wasteful number, since it uses less digits than its factorization.

1422424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10482 (or 10478 counting only the distinct ones).

The product of its digits is 512, while the sum is 19.

The square root of 1422424 is about 1192.6541829047. The cubic root of 1422424 is about 112.4630067669.

Adding to 1422424 its reverse (4242241), we get a palindrome (5664665).

The spelling of 1422424 in words is "one million, four hundred twenty-two thousand, four hundred twenty-four".