2321613 has 24 divisors (see below), whose sum is σ = 3926208. Its totient is φ = 1294272.

The previous prime is 2321603. The next prime is 2321623. The reversal of 2321613 is 3161232.

It is an interprime number because it is at equal distance from previous prime (2321603) and next prime (2321623).

It is not a de Polignac number, because 2321613 - 2⁸ = 2321357 is a prime.

It is a plaindrome in base 16.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2281 + ... + 3137.

It is an arithmetic number, because the mean of its divisors is an integer number (163592).

2^2321613 is an apocalyptic number.

It is an amenable number.

2321613 is a deficient number, since it is larger than the sum of its proper divisors (1604595).

2321613 is a wasteful number, since it uses less digits than its factorization.

2321613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913 (or 910 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 2321613 is about 1523.6840223616. The cubic root of 2321613 is about 132.4127917896.

Adding to 2321613 its reverse (3161232), we get a palindrome (5482845).

The spelling of 2321613 in words is "two million, three hundred twenty-one thousand, six hundred thirteen".