2525549 has 8 divisors (see below), whose sum is σ = 2742432. Its totient is φ = 2311920.

The previous prime is 2525531. The next prime is 2525557. The reversal of 2525549 is 9455252.

2525549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2525549 - 2⁸ = 2525293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525569) 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 7 ways as a sum of consecutive naturals, for example, 962 + ... + 2444.

It is an arithmetic number, because the mean of its divisors is an integer number (342804).

2^2525549 is an apocalyptic number.

It is an amenable number.

2525549 is a deficient number, since it is larger than the sum of its proper divisors (216883).

2525549 is a wasteful number, since it uses less digits than its factorization.

2525549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627.

The product of its digits is 18000, while the sum is 32.

The square root of 2525549 is about 1589.1975962730. The cubic root of 2525549 is about 136.1816524470.

The spelling of 2525549 in words is "two million, five hundred twenty-five thousand, five hundred forty-nine".