2800828003 has 4 divisors (see below), whose sum is σ = 2803545648. Its totient is φ = 2798110360.

The previous prime is 2800827977. The next prime is 2800828027. The reversal of 2800828003 is 3008280082.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2800828003 - 2⁵ = 2800827971 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2800828103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1357276 + ... + 1359337.

It is an arithmetic number, because the mean of its divisors is an integer number (700886412).

Almost surely, 2^2800828003 is an apocalyptic number.

2800828003 is a deficient number, since it is larger than the sum of its proper divisors (2717645).

2800828003 is a wasteful number, since it uses less digits than its factorization.

2800828003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2717644.

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 2800828003 is about 52922.8495359046. The cubic root of 2800828003 is about 1409.5986656845.

The spelling of 2800828003 in words is "two billion, eight hundred million, eight hundred twenty-eight thousand, three".