224403012 has 36 divisors (see below), whose sum is σ = 572866476. Its totient is φ = 74059200.

The previous prime is 224402993. The next prime is 224403029. The reversal of 224403012 is 210304422.

It can be written as a sum of positive squares in 2 ways, for example, as 125081856 + 99321156 = 11184^2 + 9966^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 27223 + ... + 34494.

Almost surely, 2^224403012 is an apocalyptic number.

It is an amenable number.

224403012 is an abundant number, since it is smaller than the sum of its proper divisors (348463464).

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

224403012 is a wasteful number, since it uses less digits than its factorization.

224403012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61828 (or 61823 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 224403012 is about 14980.0871826568. The cubic root of 224403012 is about 607.6817969349.

Adding to 224403012 its reverse (210304422), we get a palindrome (434707434).

It can be divided in two parts, 22440 and 3012, that added together give a palindrome (25452).

The spelling of 224403012 in words is "two hundred twenty-four million, four hundred three thousand, twelve".