228003000 has 64 divisors (see below), whose sum is σ = 711378720. Its totient is φ = 60800000.

The previous prime is 228002977. The next prime is 228003037. The reversal of 228003000 is 300822.

228003000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35001 + ... + 41000.

Almost surely, 2^228003000 is an apocalyptic number.

228003000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

228003000 is an abundant number, since it is smaller than the sum of its proper divisors (483375720).

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

228003000 is a wasteful number, since it uses less digits than its factorization.

228003000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76025 (or 76011 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 228003000 is about 15099.7682101415. The cubic root of 228003000 is about 610.9141538535.

Adding to 228003000 its reverse (300822), we get a palindrome (228303822).

The spelling of 228003000 in words is "two hundred twenty-eight million, three thousand".