872050003 has 16 divisors (see below), whose sum is σ = 1034519904. Its totient is φ = 725967360.

The previous prime is 872049989. The next prime is 872050013. The reversal of 872050003 is 300050278.

It is a cyclic number.

It is not a de Polignac number, because 872050003 - 2⁹ = 872049491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 872050003.

It is not an unprimeable number, because it can be changed into a prime (872050013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56100 + ... + 69937.

It is an arithmetic number, because the mean of its divisors is an integer number (64657494).

Almost surely, 2^872050003 is an apocalyptic number.

872050003 is a deficient number, since it is larger than the sum of its proper divisors (162469901).

872050003 is a wasteful number, since it uses less digits than its factorization.

872050003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126102.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 872050003 is about 29530.4927659530. The cubic root of 872050003 is about 955.3894971072.

The spelling of 872050003 in words is "eight hundred seventy-two million, fifty thousand, three".