2505004773 has 16 divisors (see below), whose sum is σ = 3550988160. Its totient is φ = 1567252544.

The previous prime is 2505004753. The next prime is 2505004787. The reversal of 2505004773 is 3774005052.

It is a cyclic number.

It is not a de Polignac number, because 2505004773 - 2⁵ = 2505004741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505004703) 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, 338838 + ... + 346151.

It is an arithmetic number, because the mean of its divisors is an integer number (221936760).

Almost surely, 2^2505004773 is an apocalyptic number.

2505004773 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2505004773 is a deficient number, since it is larger than the sum of its proper divisors (1045983387).

2505004773 is a wasteful number, since it uses less digits than its factorization.

2505004773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685068.

The product of its (nonzero) digits is 29400, while the sum is 33.

The square root of 2505004773 is about 50050.0227072876. The cubic root of 2505004773 is about 1358.1138742125.

The spelling of 2505004773 in words is "two billion, five hundred five million, four thousand, seven hundred seventy-three".