11424018 has 16 divisors (see below), whose sum is σ = 22990176. Its totient is φ = 3784320.

The previous prime is 11424013. The next prime is 11424029. The reversal of 11424018 is 81042411.

It is a happy number.

It is a super-4 number, since 4×11424018⁴ (a number of 29 digits) contains 4444 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11423985 and 11424003.

It is not an unprimeable number, because it can be changed into a prime (11424011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4863 + ... + 6818.

It is an arithmetic number, because the mean of its divisors is an integer number (1436886).

Almost surely, 2^11424018 is an apocalyptic number.

11424018 is an abundant number, since it is smaller than the sum of its proper divisors (11566158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11424018 is a wasteful number, since it uses less digits than its factorization.

11424018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11849.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 11424018 is about 3379.9434906519. The cubic root of 11424018 is about 225.2196570941.

Adding to 11424018 its reverse (81042411), we get a palindrome (92466429).

The spelling of 11424018 in words is "eleven million, four hundred twenty-four thousand, eighteen".