2518525 has 6 divisors (see below), whose sum is σ = 3123002. Its totient is φ = 2014800.

The previous prime is 2518517. The next prime is 2518559. The reversal of 2518525 is 5258152.

It can be written as a sum of positive squares in 3 ways, for example, as 125316 + 2393209 = 354^2 + 1547^2 .

It is not a de Polignac number, because 2518525 - 2³ = 2518517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2518493 and 2518502.

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, 50346 + ... + 50395.

2^2518525 is an apocalyptic number.

2518525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2518525 is a deficient number, since it is larger than the sum of its proper divisors (604477).

2518525 is a wasteful number, since it uses less digits than its factorization.

2518525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100751 (or 100746 counting only the distinct ones).

The product of its digits is 4000, while the sum is 28.

The square root of 2518525 is about 1586.9861373056. The cubic root of 2518525 is about 136.0552867778.

The spelling of 2518525 in words is "two million, five hundred eighteen thousand, five hundred twenty-five".