1424242 has 4 divisors (see below), whose sum is σ = 2136366. Its totient is φ = 712120.

The previous prime is 1424237. The next prime is 1424257. The reversal of 1424242 is 2424241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 904401 + 519841 = 951^2 + 721^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 356059 + ... + 356062.

2^1424242 is an apocalyptic number.

1424242 is a deficient number, since it is larger than the sum of its proper divisors (712124).

1424242 is an equidigital number, since it uses as much as digits as its factorization.

1424242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712123.

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

The square root of 1424242 is about 1193.4161051368. The cubic root of 1424242 is about 112.5108993555.

Adding to 1424242 its reverse (2424241), we get a palindrome (3848483).

Subtracting 1424242 from its reverse (2424241), we obtain a palindrome (999999).

The spelling of 1424242 in words is "one million, four hundred twenty-four thousand, two hundred forty-two".