228613056 has 56 divisors (see below), whose sum is σ = 691286400. Its totient is φ = 65317632.

The previous prime is 228613027. The next prime is 228613087. The reversal of 228613056 is 650316822.

228613056 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent 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, 83706 + ... + 86393.

It is an arithmetic number, because the mean of its divisors is an integer number (12344400).

Almost surely, 2^228613056 is an apocalyptic number.

It is an amenable number.

228613056 is an abundant number, since it is smaller than the sum of its proper divisors (462673344).

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

228613056 is a wasteful number, since it uses less digits than its factorization.

228613056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170121 (or 170111 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 228613056 is about 15119.9555554902. The cubic root of 228613056 is about 611.4585325689.

Adding to 228613056 its reverse (650316822), we get a palindrome (878929878).

The spelling of 228613056 in words is "two hundred twenty-eight million, six hundred thirteen thousand, fifty-six".