2659613 has 4 divisors (see below), whose sum is σ = 2901408. Its totient is φ = 2417820.

The previous prime is 2659607. The next prime is 2659621. The reversal of 2659613 is 3169562.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2659613 - 2⁶ = 2659549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2659613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2659663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120881 + ... + 120902.

It is an arithmetic number, because the mean of its divisors is an integer number (725352).

2^2659613 is an apocalyptic number.

It is an amenable number.

2659613 is a deficient number, since it is larger than the sum of its proper divisors (241795).

2659613 is a wasteful number, since it uses less digits than its factorization.

2659613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241794.

The product of its digits is 9720, while the sum is 32.

The square root of 2659613 is about 1630.8319962522. The cubic root of 2659613 is about 138.5498784236.

The spelling of 2659613 in words is "two million, six hundred fifty-nine thousand, six hundred thirteen".