228586504 has 8 divisors (see below), whose sum is σ = 428599710. Its totient is φ = 114293248.

The previous prime is 228586499. The next prime is 228586507. The reversal of 228586504 is 405685822.

It can be written as a sum of positive squares in only one way, i.e., 147622500 + 80964004 = 12150^2 + 8998^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (228586507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14286649 + ... + 14286664.

Almost surely, 2^228586504 is an apocalyptic number.

It is an amenable number.

228586504 is a deficient number, since it is larger than the sum of its proper divisors (200013206).

228586504 is a wasteful number, since it uses less digits than its factorization.

228586504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28573319 (or 28573315 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 228586504 is about 15119.0774850849. The cubic root of 228586504 is about 611.4348592701.

The spelling of 228586504 in words is "two hundred twenty-eight million, five hundred eighty-six thousand, five hundred four".