228085516 has 6 divisors (see below), whose sum is σ = 399149660. Its totient is φ = 114042756.

The previous prime is 228085499. The next prime is 228085537. The reversal of 228085516 is 615580822.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28510686 + ... + 28510693.

Almost surely, 2^228085516 is an apocalyptic number.

It is an amenable number.

228085516 is a deficient number, since it is larger than the sum of its proper divisors (171064144).

228085516 is a wasteful number, since it uses less digits than its factorization.

228085516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57021383 (or 57021381 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 37.

The square root of 228085516 is about 15102.5003227942. The cubic root of 228085516 is about 610.9878431065.

The spelling of 228085516 in words is "two hundred twenty-eight million, eighty-five thousand, five hundred sixteen".