2285129 has 16 divisors (see below), whose sum is σ = 2903040. Its totient is φ = 1746960.

The previous prime is 2285099. The next prime is 2285131. The reversal of 2285129 is 9215822.

2285129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2285129 - 2⁸ = 2284873 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2285159) 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 15 ways as a sum of consecutive naturals, for example, 4292 + ... + 4794.

It is an arithmetic number, because the mean of its divisors is an integer number (181440).

2^2285129 is an apocalyptic number.

It is an amenable number.

2285129 is a deficient number, since it is larger than the sum of its proper divisors (617911).

2285129 is a wasteful number, since it uses less digits than its factorization.

2285129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580.

The product of its digits is 2880, while the sum is 29.

The square root of 2285129 is about 1511.6643145884. The cubic root of 2285129 is about 131.7155068148.

The spelling of 2285129 in words is "two million, two hundred eighty-five thousand, one hundred twenty-nine".