224424012 has 12 divisors (see below), whose sum is σ = 523656056. Its totient is φ = 74808000.

The previous prime is 224424001. The next prime is 224424019. The reversal of 224424012 is 210424422.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×224424012² = 100732274324352288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 224424012.

It is not an unprimeable number, because it can be changed into a prime (224424019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9350989 + ... + 9351012.

Almost surely, 2^224424012 is an apocalyptic number.

It is an amenable number.

224424012 is an abundant number, since it is smaller than the sum of its proper divisors (299232044).

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

224424012 is a wasteful number, since it uses less digits than its factorization.

224424012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18702008 (or 18702006 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 224424012 is about 14980.7880967591. The cubic root of 224424012 is about 607.7007522949.

Adding to 224424012 its reverse (210424422), we get a palindrome (434848434).

The spelling of 224424012 in words is "two hundred twenty-four million, four hundred twenty-four thousand, twelve".