228244004 has 12 divisors (see below), whose sum is σ = 401142924. Its totient is φ = 113631744.

The previous prime is 228244001. The next prime is 228244039. The reversal of 228244004 is 400442822.

228244004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 132204004 + 96040000 = 11498^2 + 9800^2 .

It is not an unprimeable number, because it can be changed into a prime (228244001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121517 + ... + 123380.

It is an arithmetic number, because the mean of its divisors is an integer number (33428577).

Almost surely, 2^228244004 is an apocalyptic number.

It is an amenable number.

228244004 is a deficient number, since it is larger than the sum of its proper divisors (172898920).

228244004 is a wasteful number, since it uses less digits than its factorization.

228244004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245134 (or 245132 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

The square root of 228244004 is about 15107.7464897979. The cubic root of 228244004 is about 611.1293277900.

Adding to 228244004 its reverse (400442822), we get a palindrome (628686826).

The spelling of 228244004 in words is "two hundred twenty-eight million, two hundred forty-four thousand, four".