2513522 has 16 divisors (see below), whose sum is σ = 4210272. Its totient is φ = 1115520.

The previous prime is 2513519. The next prime is 2513527. The reversal of 2513522 is 2253152.

2513522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2⁶ + 5³ + 1 + 3¹³ + 5⁸ + 2¹² + 2¹⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 2513494 and 2513503.

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

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383 + ... + 2274.

It is an arithmetic number, because the mean of its divisors is an integer number (263142).

2^2513522 is an apocalyptic number.

2513522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2513522 is a deficient number, since it is larger than the sum of its proper divisors (1696750).

2513522 is a wasteful number, since it uses less digits than its factorization.

2513522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2713.

The product of its digits is 600, while the sum is 20.

The square root of 2513522 is about 1585.4090954703. The cubic root of 2513522 is about 135.9651366807.

Adding to 2513522 its reverse (2253152), we get a palindrome (4766674).

It can be divided in two parts, 251 and 3522, that added together give a palindrome (3773).

The spelling of 2513522 in words is "two million, five hundred thirteen thousand, five hundred twenty-two".