224040306 has 16 divisors (see below), whose sum is σ = 512092224. Its totient is φ = 64011504.

The previous prime is 224040281. The next prime is 224040367. The reversal of 224040306 is 603040422.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2667105 + ... + 2667188.

It is an arithmetic number, because the mean of its divisors is an integer number (32005764).

Almost surely, 2^224040306 is an apocalyptic number.

224040306 is an abundant number, since it is smaller than the sum of its proper divisors (288051918).

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

224040306 is a wasteful number, since it uses less digits than its factorization.

224040306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5334305.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 224040306 is about 14967.9760154805. The cubic root of 224040306 is about 607.3542186057.

Adding to 224040306 its reverse (603040422), we get a palindrome (827080728).

The spelling of 224040306 in words is "two hundred twenty-four million, forty thousand, three hundred six".