2528858 has 16 divisors (see below), whose sum is σ = 3996000. Its totient is φ = 1198512.

The previous prime is 2528857. The next prime is 2528861. The reversal of 2528858 is 8588252.

2528858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2⁵ + 5² + 2¹³ + 8² + 8⁵ + 5⁸ + 8⁷ .

It is not an unprimeable number, because it can be changed into a prime (2528857) 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, 3053 + ... + 3791.

It is an arithmetic number, because the mean of its divisors is an integer number (249750).

2^2528858 is an apocalyptic number.

2528858 is a deficient number, since it is larger than the sum of its proper divisors (1467142).

2528858 is a wasteful number, since it uses less digits than its factorization.

2528858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829.

The product of its digits is 51200, while the sum is 38.

The square root of 2528858 is about 1590.2383469153. The cubic root of 2528858 is about 136.2411020197.

The spelling of 2528858 in words is "two million, five hundred twenty-eight thousand, eight hundred fifty-eight".