2043936 has 72 divisors (see below), whose sum is σ = 5975424. Its totient is φ = 662400.

The previous prime is 2043931. The next prime is 2043953. The reversal of 2043936 is 6393402.

It is a tau number, because it is divible by the number of its divisors (72).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2043931) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13461 + ... + 13611.

It is an arithmetic number, because the mean of its divisors is an integer number (82992).

2^2043936 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 2043936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2987712).

2043936 is an abundant number, since it is smaller than the sum of its proper divisors (3931488).

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

2043936 is a wasteful number, since it uses less digits than its factorization.

2043936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 2043936 is about 1429.6628973293. The cubic root of 2043936 is about 126.9080285613.

It can be divided in two parts, 20 and 43936, that added together give a triangular number (43956 = T₂₉₆).

The spelling of 2043936 in words is "two million, forty-three thousand, nine hundred thirty-six".