2301613 has 4 divisors (see below), whose sum is σ = 2437020. Its totient is φ = 2166208.

The previous prime is 2301601. The next prime is 2301619. The reversal of 2301613 is 3161032.

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 1814409 + 487204 = 1347^2 + 698^2 .

It is not a de Polignac number, because 2301613 - 2⁵ = 2301581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2301619) 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, 67678 + ... + 67711.

It is an arithmetic number, because the mean of its divisors is an integer number (609255).

2^2301613 is an apocalyptic number.

It is an amenable number.

2301613 is a deficient number, since it is larger than the sum of its proper divisors (135407).

2301613 is a wasteful number, since it uses less digits than its factorization.

2301613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135406.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2301613 is about 1517.1067859581. The cubic root of 2301613 is about 132.0314625033.

Adding to 2301613 its reverse (3161032), we get a palindrome (5462645).

The spelling of 2301613 in words is "two million, three hundred one thousand, six hundred thirteen".