2580003 has 12 divisors (see below), whose sum is σ = 3740880. Its totient is φ = 1713456.

The previous prime is 2579999. The next prime is 2580031. The reversal of 2580003 is 3000852.

It is not a de Polignac number, because 2580003 - 2² = 2579999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2580203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3625 + ... + 4277.

It is an arithmetic number, because the mean of its divisors is an integer number (311740).

2^2580003 is an apocalyptic number.

2580003 is a deficient number, since it is larger than the sum of its proper divisors (1160877).

2580003 is a wasteful number, since it uses less digits than its factorization.

2580003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098 (or 1095 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2580003 is about 1606.2387742798. The cubic root of 2580003 is about 137.1534501676.

Adding to 2580003 its reverse (3000852), we get a palindrome (5580855).

The spelling of 2580003 in words is "two million, five hundred eighty thousand, three".