2528684 has 12 divisors (see below), whose sum is σ = 4578000. Its totient is φ = 1220688.

The previous prime is 2528663. The next prime is 2528707. The reversal of 2528684 is 4868252.

2528684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam 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, 10784 + ... + 11015.

It is an arithmetic number, because the mean of its divisors is an integer number (381500).

2^2528684 is an apocalyptic number.

It is an amenable number.

2528684 is a deficient number, since it is larger than the sum of its proper divisors (2049316).

2528684 is a wasteful number, since it uses less digits than its factorization.

2528684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21832 (or 21830 counting only the distinct ones).

The product of its digits is 30720, while the sum is 35.

The square root of 2528684 is about 1590.1836371941. The cubic root of 2528684 is about 136.2379772238.

The spelling of 2528684 in words is "two million, five hundred twenty-eight thousand, six hundred eighty-four".