2041856 has 24 divisors (see below), whose sum is σ = 4086810. Its totient is φ = 1019904.

The previous prime is 2041849. The next prime is 2041859. The reversal of 2041856 is 6581402.

It can be written as a sum of positive squares in only one way, i.e., 1401856 + 640000 = 1184^2 + 800^2 .

It is not an unprimeable number, because it can be changed into a prime (2041859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1550 + ... + 2546.

2^2041856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2041856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2043405).

2041856 is an abundant number, since it is smaller than the sum of its proper divisors (2044954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2041856 is an frugal number, since it uses more digits than its factorization.

2041856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019 (or 999 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 2041856 is about 1428.9352679530. The cubic root of 2041856 is about 126.8649648691.

The spelling of 2041856 in words is "two million, forty-one thousand, eight hundred fifty-six".