228303516 has 24 divisors (see below), whose sum is σ = 608809600. Its totient is φ = 65229552.

The previous prime is 228303511. The next prime is 228303521. The reversal of 228303516 is 615303822.

228303516 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (228303511) and next prime (228303521).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228303511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1358866 + ... + 1359033.

Almost surely, 2^228303516 is an apocalyptic number.

It is an amenable number.

228303516 is an abundant number, since it is smaller than the sum of its proper divisors (380506084).

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

228303516 is a wasteful number, since it uses less digits than its factorization.

228303516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2717913 (or 2717911 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 228303516 is about 15109.7159470322. The cubic root of 228303516 is about 611.1824381564.

The spelling of 228303516 in words is "two hundred twenty-eight million, three hundred three thousand, five hundred sixteen".