228783296 has 28 divisors (see below), whose sum is σ = 518848848. Its totient is φ = 98049792.

The previous prime is 228783293. The next prime is 228783299. The reversal of 228783296 is 692387822.

It is an interprime number because it is at equal distance from previous prime (228783293) and next prime (228783299).

It is a tau number, because it is divible by the number of its divisors (28).

It is a self number, because there is not a number n which added to its sum of digits gives 228783296.

It is not an unprimeable number, because it can be changed into a prime (228783293) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 254891 + ... + 255786.

It is an arithmetic number, because the mean of its divisors is an integer number (18530316).

Almost surely, 2^228783296 is an apocalyptic number.

It is an amenable number.

228783296 is an abundant number, since it is smaller than the sum of its proper divisors (290065552).

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

228783296 is an equidigital number, since it uses as much as digits as its factorization.

228783296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510696 (or 510686 counting only the distinct ones).

The product of its digits is 580608, while the sum is 47.

The square root of 228783296 is about 15125.5841540087. The cubic root of 228783296 is about 611.6102720402.

The spelling of 228783296 in words is "two hundred twenty-eight million, seven hundred eighty-three thousand, two hundred ninety-six".