2513867 has 4 divisors (see below), whose sum is σ = 2537040. Its totient is φ = 2490696.

The previous prime is 2513839. The next prime is 2513881. The reversal of 2513867 is 7683152.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2513867 - 2⁶ = 2513803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2513827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11423 + ... + 11640.

It is an arithmetic number, because the mean of its divisors is an integer number (634260).

2^2513867 is an apocalyptic number.

2513867 is a deficient number, since it is larger than the sum of its proper divisors (23173).

2513867 is a wasteful number, since it uses less digits than its factorization.

2513867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23172.

The product of its digits is 10080, while the sum is 32.

The square root of 2513867 is about 1585.5178964616. The cubic root of 2513867 is about 135.9713571456.

The spelling of 2513867 in words is "two million, five hundred thirteen thousand, eight hundred sixty-seven".