2492513 has 4 divisors (see below), whose sum is σ = 2553348. Its totient is φ = 2431680.

The previous prime is 2492509. The next prime is 2492519. The reversal of 2492513 is 3152942.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 833569 + 1658944 = 913^2 + 1288^2 .

It is a cyclic number.

It is not a de Polignac number, because 2492513 - 2² = 2492509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2492519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30356 + ... + 30437.

It is an arithmetic number, because the mean of its divisors is an integer number (638337).

2^2492513 is an apocalyptic number.

It is an amenable number.

2492513 is a deficient number, since it is larger than the sum of its proper divisors (60835).

2492513 is an equidigital number, since it uses as much as digits as its factorization.

2492513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60834.

The product of its digits is 2160, while the sum is 26.

The square root of 2492513 is about 1578.7694575206. The cubic root of 2492513 is about 135.5852597222.

The spelling of 2492513 in words is "two million, four hundred ninety-two thousand, five hundred thirteen".