228559516 has 12 divisors (see below), whose sum is σ = 400722280. Its totient is φ = 114067440.

The previous prime is 228559511. The next prime is 228559519. The reversal of 228559516 is 615955822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228559511) 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, 50646 + ... + 54973.

Almost surely, 2^228559516 is an apocalyptic number.

It is an amenable number.

228559516 is a deficient number, since it is larger than the sum of its proper divisors (172162764).

228559516 is a wasteful number, since it uses less digits than its factorization.

228559516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106164 (or 106162 counting only the distinct ones).

The product of its digits is 216000, while the sum is 43.

The square root of 228559516 is about 15118.1849439673. The cubic root of 228559516 is about 611.4107953627.

The spelling of 228559516 in words is "two hundred twenty-eight million, five hundred fifty-nine thousand, five hundred sixteen".