5209525 has 12 divisors (see below), whose sum is σ = 6499584. Its totient is φ = 4142000.

The previous prime is 5209517. The next prime is 5209537. The reversal of 5209525 is 5259025.

It is not a de Polignac number, because 5209525 - 2³ = 5209517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5209493 and 5209502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4230 + ... + 5320.

It is an arithmetic number, because the mean of its divisors is an integer number (541632).

Almost surely, 2^5209525 is an apocalyptic number.

It is an amenable number.

5209525 is a deficient number, since it is larger than the sum of its proper divisors (1290059).

5209525 is a wasteful number, since it uses less digits than its factorization.

5209525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292 (or 1287 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 5209525 is about 2282.4383890918. The cubic root of 5209525 is about 173.3535376678.

Subtracting from 5209525 its product of nonzero digits (4500), we obtain a palindrome (5205025).

The spelling of 5209525 in words is "five million, two hundred nine thousand, five hundred twenty-five".