2521208 has 16 divisors (see below), whose sum is σ = 4785480. Its totient is φ = 1245088.

The previous prime is 2521171. The next prime is 2521223. The reversal of 2521208 is 8021252.

2521208 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 2521208.

It is a congruent number.

It is an unprimeable number.

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, 1235 + ... + 2562.

2^2521208 is an apocalyptic number.

It is an amenable number.

2521208 is a deficient number, since it is larger than the sum of its proper divisors (2264272).

2521208 is a wasteful number, since it uses less digits than its factorization.

2521208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886 (or 3882 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 2521208 is about 1587.8312252881. The cubic root of 2521208 is about 136.1035831399.

The spelling of 2521208 in words is "two million, five hundred twenty-one thousand, two hundred eight".