2185528 has 16 divisors (see below), whose sum is σ = 4117680. Its totient is φ = 1087488.

The previous prime is 2185523. The next prime is 2185541. The reversal of 2185528 is 8255812.

It is a self number, because there is not a number n which added to its sum of digits gives 2185528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2185523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1525 + ... + 2587.

It is an arithmetic number, because the mean of its divisors is an integer number (257355).

2^2185528 is an apocalyptic number.

It is an amenable number.

2185528 is a deficient number, since it is larger than the sum of its proper divisors (1932152).

2185528 is a wasteful number, since it uses less digits than its factorization.

2185528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326 (or 1322 counting only the distinct ones).

The product of its digits is 6400, while the sum is 31.

The square root of 2185528 is about 1478.3531377854. The cubic root of 2185528 is about 129.7733328249.

The spelling of 2185528 in words is "two million, one hundred eighty-five thousand, five hundred twenty-eight".