2661326 has 8 divisors (see below), whose sum is σ = 4009824. Its totient is φ = 1324720.

The previous prime is 2661317. The next prime is 2661331. The reversal of 2661326 is 6231662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2661295 and 2661304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2390 + ... + 3321.

It is an arithmetic number, because the mean of its divisors is an integer number (501228).

2^2661326 is an apocalyptic number.

2661326 is a deficient number, since it is larger than the sum of its proper divisors (1348498).

2661326 is a wasteful number, since it uses less digits than its factorization.

2661326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5946.

The product of its digits is 2592, while the sum is 26.

The square root of 2661326 is about 1631.3571037636. The cubic root of 2661326 is about 138.5796177134.

Adding to 2661326 its reverse (6231662), we get a palindrome (8892988).

The spelling of 2661326 in words is "two million, six hundred sixty-one thousand, three hundred twenty-six".