3500525 has 24 divisors (see below), whose sum is σ = 5041344. Its totient is φ = 2361600.

The previous prime is 3500509. The next prime is 3500537. The reversal of 3500525 is 5250053.

It is not a de Polignac number, because 3500525 - 2⁴ = 3500509 is a prime.

3500525 is a modest number, since divided by 525 gives 350 as remainder.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3500497 and 3500506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14405 + ... + 14645.

It is an arithmetic number, because the mean of its divisors is an integer number (210056).

Almost surely, 2^3500525 is an apocalyptic number.

3500525 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3500525 is a deficient number, since it is larger than the sum of its proper divisors (1540819).

3500525 is a wasteful number, since it uses less digits than its factorization.

3500525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341 (or 336 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 20.

The square root of 3500525 is about 1870.9690002777. The cubic root of 3500525 is about 151.8370396867.

Adding to 3500525 its reverse (5250053), we get a palindrome (8750578).

The spelling of 3500525 in words is "three million, five hundred thousand, five hundred twenty-five".