2525550 has 48 divisors (see below), whose sum is σ = 6361200. Its totient is φ = 663040.

The previous prime is 2525531. The next prime is 2525557. The reversal of 2525550 is 555252.

2525550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2525550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525557) 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 23 ways as a sum of consecutive naturals, for example, 16876 + ... + 17024.

It is an arithmetic number, because the mean of its divisors is an integer number (132525).

2^2525550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2525550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3180600).

2525550 is an abundant number, since it is smaller than the sum of its proper divisors (3835650).

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

2525550 is a wasteful number, since it uses less digits than its factorization.

2525550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277 (or 272 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 24.

The square root of 2525550 is about 1589.1979108972. The cubic root of 2525550 is about 136.1816704209.

The spelling of 2525550 in words is "two million, five hundred twenty-five thousand, five hundred fifty".