228112516 has 12 divisors (see below), whose sum is σ = 399316288. Its totient is φ = 114022152.

The previous prime is 228112501. The next prime is 228112519. The reversal of 228112516 is 615211822.

It is not an unprimeable number, because it can be changed into a prime (228112519) 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, 12025 + ... + 24511.

Almost surely, 2^228112516 is an apocalyptic number.

It is an amenable number.

228112516 is a deficient number, since it is larger than the sum of its proper divisors (171203772).

228112516 is a wasteful number, since it uses less digits than its factorization.

228112516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17058 (or 17056 counting only the distinct ones).

The product of its digits is 1920, while the sum is 28.

The square root of 228112516 is about 15103.3941880625. The cubic root of 228112516 is about 611.0119510539.

The spelling of 228112516 in words is "two hundred twenty-eight million, one hundred twelve thousand, five hundred sixteen".