2485521 has 12 divisors (see below), whose sum is σ = 3606772. Its totient is φ = 1649376.

The previous prime is 2485513. The next prime is 2485537. The reversal of 2485521 is 1255842.

It is a happy number.

2485521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1299600 + 1185921 = 1140^2 + 1089^2 .

It is not a de Polignac number, because 2485521 - 2³ = 2485513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2485121) 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 11 ways as a sum of consecutive naturals, for example, 1995 + ... + 2991.

2^2485521 is an apocalyptic number.

It is an amenable number.

2485521 is a deficient number, since it is larger than the sum of its proper divisors (1121251).

2485521 is a wasteful number, since it uses less digits than its factorization.

2485521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280 (or 1277 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 2485521 is about 1576.5535195483. The cubic root of 2485521 is about 135.4583596853.

The spelling of 2485521 in words is "two million, four hundred eighty-five thousand, five hundred twenty-one".