2513525 has 24 divisors (see below), whose sum is σ = 3642624. Its totient is φ = 1684800.

The previous prime is 2513519. The next prime is 2513527. The reversal of 2513525 is 5253152.

2513525 = 305² + 306² + ... + 329².

It is not a de Polignac number, because 2513525 - 2⁶ = 2513461 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2513525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2513527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9140 + ... + 9410.

It is an arithmetic number, because the mean of its divisors is an integer number (151776).

2^2513525 is an apocalyptic number.

2513525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2513525 is a deficient number, since it is larger than the sum of its proper divisors (1129099).

2513525 is a wasteful number, since it uses less digits than its factorization.

2513525 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 digits is 1500, while the sum is 23.

The square root of 2513525 is about 1585.4100415981. The cubic root of 2513525 is about 135.9651907741.

Adding to 2513525 its reverse (5253152), we get a palindrome (7766677).

The spelling of 2513525 in words is "two million, five hundred thirteen thousand, five hundred twenty-five".