2028303 has 12 divisors (see below), whose sum is σ = 3009448. Its totient is φ = 1315440.

The previous prime is 2028293. The next prime is 2028319. The reversal of 2028303 is 3038202.

It is not a de Polignac number, because 2028303 - 2⁶ = 2028239 is a prime.

It is a super-4 number, since 4×2028303⁴ (a number of 26 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3, 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2028373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2713 + ... + 3378.

2^2028303 is an apocalyptic number.

2028303 is a deficient number, since it is larger than the sum of its proper divisors (981145).

2028303 is a wasteful number, since it uses less digits than its factorization.

2028303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6134 (or 6131 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2028303 is about 1424.1850301137. The cubic root of 2028303 is about 126.5836490492.

The spelling of 2028303 in words is "two million, twenty-eight thousand, three hundred three".