2505648 has 20 divisors (see below), whose sum is σ = 6473048. Its totient is φ = 835200.

The previous prime is 2505641. The next prime is 2505673. The reversal of 2505648 is 8465052.

2505648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2505641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26053 + ... + 26148.

2^2505648 is an apocalyptic number.

It is an amenable number.

2505648 is an abundant number, since it is smaller than the sum of its proper divisors (3967400).

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

2505648 is a wasteful number, since it uses less digits than its factorization.

2505648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52212 (or 52206 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 2505648 is about 1582.9238768810. The cubic root of 2505648 is about 135.8230108289.

The spelling of 2505648 in words is "two million, five hundred five thousand, six hundred forty-eight".