11424242 has 4 divisors (see below), whose sum is σ = 17136366. Its totient is φ = 5712120.

The previous prime is 11424241. The next prime is 11424247. The reversal of 11424242 is 24242411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24242411 = 43 ⋅563777.

It can be written as a sum of positive squares in only one way, i.e., 10686361 + 737881 = 3269^2 + 859^2 .

It is not an unprimeable number, because it can be changed into a prime (11424241) 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 as a sum of consecutive naturals, namely, 2856059 + ... + 2856062.

Almost surely, 2^11424242 is an apocalyptic number.

11424242 is a deficient number, since it is larger than the sum of its proper divisors (5712124).

11424242 is an equidigital number, since it uses as much as digits as its factorization.

11424242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5712123.

The product of its digits is 512, while the sum is 20.

The square root of 11424242 is about 3379.9766271381. The cubic root of 11424242 is about 225.2211291061.

Adding to 11424242 its reverse (24242411), we get a palindrome (35666653).

The spelling of 11424242 in words is "eleven million, four hundred twenty-four thousand, two hundred forty-two".