2106448 has 20 divisors (see below), whose sum is σ = 4110228. Its totient is φ = 1045760.

The previous prime is 2106437. The next prime is 2106451. The reversal of 2106448 is 8446012.

It can be written as a sum of positive squares in 2 ways, for example, as 788544 + 1317904 = 888^2 + 1148^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2388 + ... + 3148.

2^2106448 is an apocalyptic number.

It is an amenable number.

2106448 is a deficient number, since it is larger than the sum of its proper divisors (2003780).

2106448 is a wasteful number, since it uses less digits than its factorization.

2106448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942 (or 936 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 2106448 is about 1451.3607408222. The cubic root of 2106448 is about 128.1888488430.

It can be divided in two parts, 21064 and 48, that added together give a palindrome (21112).

The spelling of 2106448 in words is "two million, one hundred six thousand, four hundred forty-eight".