228859873 has 16 divisors (see below), whose sum is σ = 258822144. Its totient is φ = 200558160.

The previous prime is 228859853. The next prime is 228859901. The reversal of 228859873 is 378958822.

It is a de Polignac number, because none of the positive numbers 2^k-228859873 is a prime.

It is a super-2 number, since 2×228859873² = 104753682939152258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 228859873.

It is not an unprimeable number, because it can be changed into a prime (228859853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31336 + ... + 37942.

It is an arithmetic number, because the mean of its divisors is an integer number (16176384).

Almost surely, 2^228859873 is an apocalyptic number.

It is an amenable number.

228859873 is a deficient number, since it is larger than the sum of its proper divisors (29962271).

228859873 is a wasteful number, since it uses less digits than its factorization.

228859873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6732.

The product of its digits is 1935360, while the sum is 52.

The square root of 228859873 is about 15128.1153155309. The cubic root of 228859873 is about 611.6785026265.

The spelling of 228859873 in words is "two hundred twenty-eight million, eight hundred fifty-nine thousand, eight hundred seventy-three".