2529855 has 24 divisors (see below), whose sum is σ = 4644432. Its totient is φ = 1269504.

The previous prime is 2529827. The next prime is 2529881. The reversal of 2529855 is 5589252.

It is not a de Polignac number, because 2529855 - 2¹⁰ = 2528831 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 889 + ... + 2418.

It is an arithmetic number, because the mean of its divisors is an integer number (193518).

2^2529855 is an apocalyptic number.

2529855 is a deficient number, since it is larger than the sum of its proper divisors (2114577).

2529855 is a wasteful number, since it uses less digits than its factorization.

2529855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3335 (or 3332 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

The square root of 2529855 is about 1590.5517910461. The cubic root of 2529855 is about 136.2590039781.

The spelling of 2529855 in words is "two million, five hundred twenty-nine thousand, eight hundred fifty-five".