228313625282 has 6 divisors (see below), whose sum is σ = 342471451539. Its totient is φ = 114156474770.

The previous prime is 228313625263. The next prime is 228313625297. The reversal of 228313625282 is 282526313822.

It can be written as a sum of positive squares in only one way, i.e., 114156812641 + 114156812641 = 337871^2 + 337871^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=337871.

It is a super-2 number, since 2×228313625282² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 506807 + ... + 844677.

Almost surely, 2^228313625282 is an apocalyptic number.

228313625282 is a deficient number, since it is larger than the sum of its proper divisors (114157826257).

228313625282 is an frugal number, since it uses more digits than its factorization.

228313625282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675744 (or 337873 counting only the distinct ones).

The product of its digits is 552960, while the sum is 44.

The spelling of 228313625282 in words is "two hundred twenty-eight billion, three hundred thirteen million, six hundred twenty-five thousand, two hundred eighty-two".