2513535 has 16 divisors (see below), whose sum is σ = 4258656. Its totient is φ = 1261568.

The previous prime is 2513527. The next prime is 2513549. The reversal of 2513535 is 5353152.

It is a cyclic number.

It is not a de Polignac number, because 2513535 - 2³ = 2513527 is a prime.

2513535 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4674 + ... + 5183.

It is an arithmetic number, because the mean of its divisors is an integer number (266166).

2^2513535 is an apocalyptic number.

2513535 is a deficient number, since it is larger than the sum of its proper divisors (1745121).

2513535 is a wasteful number, since it uses less digits than its factorization.

2513535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9882.

The product of its digits is 2250, while the sum is 24.

The square root of 2513535 is about 1585.4131953532. The cubic root of 2513535 is about 135.9653710853.

Adding to 2513535 its reverse (5353152), we get a palindrome (7866687).

The spelling of 2513535 in words is "two million, five hundred thirteen thousand, five hundred thirty-five".