2104525 has 6 divisors (see below), whose sum is σ = 2609642. Its totient is φ = 1683600.

The previous prime is 2104507. The next prime is 2104541. The reversal of 2104525 is 5254012.

It can be written as a sum of positive squares in 3 ways, for example, as 695556 + 1408969 = 834^2 + 1187^2 .

It is not a de Polignac number, because 2104525 - 2⁷ = 2104397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42066 + ... + 42115.

2^2104525 is an apocalyptic number.

2104525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2104525 is a deficient number, since it is larger than the sum of its proper divisors (505117).

2104525 is an equidigital number, since it uses as much as digits as its factorization.

2104525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84191 (or 84186 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 2104525 is about 1450.6981078088. The cubic root of 2104525 is about 128.1498286208.

Adding to 2104525 its reverse (5254012), we get a palindrome (7358537).

The spelling of 2104525 in words is "two million, one hundred four thousand, five hundred twenty-five".