2513550 has 48 divisors (see below), whose sum is σ = 6718320. Its totient is φ = 618240.

The previous prime is 2513549. The next prime is 2513551. The reversal of 2513550 is 553152.

2513550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2513549) and next prime (2513551).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2513551) 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 23 ways as a sum of consecutive naturals, for example, 1306 + ... + 2594.

It is an arithmetic number, because the mean of its divisors is an integer number (139965).

2^2513550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2513550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3359160).

2513550 is an abundant number, since it is smaller than the sum of its proper divisors (4204770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2513550 is a wasteful number, since it uses less digits than its factorization.

2513550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317 (or 1312 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 2513550 is about 1585.4179259741. The cubic root of 2513550 is about 135.9656415512.

The spelling of 2513550 in words is "two million, five hundred thirteen thousand, five hundred fifty".