224398242 has 16 divisors (see below), whose sum is σ = 498662880. Its totient is φ = 74799396.

The previous prime is 224398241. The next prime is 224398247. The reversal of 224398242 is 242893422.

224398242 is a `hidden beast` number, since 2 + 24 + 398 + 242 = 666.

224398242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 224398197 and 224398206.

It is not an unprimeable number, because it can be changed into a prime (224398241) 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 7 ways as a sum of consecutive naturals, for example, 2077708 + ... + 2077815.

It is an arithmetic number, because the mean of its divisors is an integer number (31166430).

Almost surely, 2^224398242 is an apocalyptic number.

224398242 is an abundant number, since it is smaller than the sum of its proper divisors (274264638).

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

224398242 is a wasteful number, since it uses less digits than its factorization.

224398242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4155534 (or 4155528 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 224398242 is about 14979.9279704543. The cubic root of 224398242 is about 607.6774911954.

The spelling of 224398242 in words is "two hundred twenty-four million, three hundred ninety-eight thousand, two hundred forty-two".