10003028 has 48 divisors (see below), whose sum is σ = 21073920. Its totient is φ = 4064256.

The previous prime is 10003027. The next prime is 10003031. The reversal of 10003028 is 82030001.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10003027) 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, 78701 + ... + 78827.

It is an arithmetic number, because the mean of its divisors is an integer number (439040).

Almost surely, 2^10003028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10003028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10536960).

10003028 is an abundant number, since it is smaller than the sum of its proper divisors (11070892).

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

10003028 is a wasteful number, since it uses less digits than its factorization.

10003028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 10003028 is about 3162.7563927688. The cubic root of 10003028 is about 215.4652122362.

Adding to 10003028 its reverse (82030001), we get a palindrome (92033029).

The spelling of 10003028 in words is "ten million, three thousand, twenty-eight".