2644106 has 8 divisors (see below), whose sum is σ = 4031364. Its totient is φ = 1300320.

The previous prime is 2644093. The next prime is 2644121. The reversal of 2644106 is 6014462.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2640625 + 3481 = 1625^2 + 59^2 .

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

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, 10715 + ... + 10958.

2^2644106 is an apocalyptic number.

2644106 is a deficient number, since it is larger than the sum of its proper divisors (1387258).

2644106 is a wasteful number, since it uses less digits than its factorization.

2644106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21736.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2644106 is about 1626.0707241692. The cubic root of 2644106 is about 138.2800795000.

Adding to 2644106 its reverse (6014462), we get a palindrome (8658568).

The spelling of 2644106 in words is "two million, six hundred forty-four thousand, one hundred six".