2102504 has 16 divisors (see below), whose sum is σ = 3960900. Its totient is φ = 1046272.

The previous prime is 2102497. The next prime is 2102519. The reversal of 2102504 is 4052012.

It can be written as a sum of positive squares in 2 ways, for example, as 2102500 + 4 = 1450^2 + 2^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1664 + ... + 2640.

2^2102504 is an apocalyptic number.

It is an amenable number.

2102504 is a deficient number, since it is larger than the sum of its proper divisors (1858396).

2102504 is a wasteful number, since it uses less digits than its factorization.

2102504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252 (or 1248 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 2102504 is about 1450.0013793097. The cubic root of 2102504 is about 128.1087942224.

Adding to 2102504 its reverse (4052012), we get a palindrome (6154516).

The spelling of 2102504 in words is "two million, one hundred two thousand, five hundred four".