2505547436 has 12 divisors (see below), whose sum is σ = 5011094928. Its totient is φ = 1073806032.

The previous prime is 2505547411. The next prime is 2505547439. The reversal of 2505547436 is 6347455052.

2505547436 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2505547393 and 2505547402.

It is not an unprimeable number, because it can be changed into a prime (2505547439) 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, 44741891 + ... + 44741946.

It is an arithmetic number, because the mean of its divisors is an integer number (417591244).

Almost surely, 2^2505547436 is an apocalyptic number.

It is an amenable number.

2505547436 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2505547436 is a wasteful number, since it uses less digits than its factorization.

2505547436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89483848 (or 89483846 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 41.

The square root of 2505547436 is about 50055.4436200500. The cubic root of 2505547436 is about 1358.2119372241.

The spelling of 2505547436 in words is "two billion, five hundred five million, five hundred forty-seven thousand, four hundred thirty-six".