228002889762 has 54 divisors (see below), whose sum is σ = 497129096529. Its totient is φ = 75523538880.

The previous prime is 228002889757. The next prime is 228002889769. The reversal of 228002889762 is 267988200822.

It can be written as a sum of positive squares in 2 ways, for example, as 212455543041 + 15547346721 = 460929^2 + 124689^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=337641.

It is a junction number, because it is equal to n+sod(n) for n = 228002889699 and 228002889708.

It is not an unprimeable number, because it can be changed into a prime (228002889769) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 488228653 + ... + 488229119.

Almost surely, 2^228002889762 is an apocalyptic number.

228002889762 is an abundant number, since it is smaller than the sum of its proper divisors (269126206767).

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

228002889762 is an frugal number, since it uses more digits than its factorization.

228002889762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424 (or 713 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 54.

The spelling of 228002889762 in words is "two hundred twenty-eight billion, two million, eight hundred eighty-nine thousand, seven hundred sixty-two".