2506004403 has 12 divisors (see below), whose sum is σ = 3886864200. Its totient is φ = 1432002432.

The previous prime is 2506004401. The next prime is 2506004407. The reversal of 2506004403 is 3044006052.

It is not a de Polignac number, because 2506004403 - 2¹ = 2506004401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2506004401) 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 11 ways as a sum of consecutive naturals, for example, 8523678 + ... + 8523971.

It is an arithmetic number, because the mean of its divisors is an integer number (323905350).

Almost surely, 2^2506004403 is an apocalyptic number.

2506004403 is a deficient number, since it is larger than the sum of its proper divisors (1380859797).

2506004403 is a wasteful number, since it uses less digits than its factorization.

2506004403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17047666 (or 17047659 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2506004403 is about 50060.0080203749. The cubic root of 2506004403 is about 1358.2945033860.

The spelling of 2506004403 in words is "two billion, five hundred six million, four thousand, four hundred three".