2043441 has 8 divisors (see below), whose sum is σ = 3027360. Its totient is φ = 1362276.

The previous prime is 2043421. The next prime is 2043449. The reversal of 2043441 is 1443402.

It is not a de Polignac number, because 2043441 - 2⁵ = 2043409 is a prime.

It is a super-2 number, since 2×2043441² = 8351302240962, which contains 22 as substring.

2043441 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2043449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37815 + ... + 37868.

It is an arithmetic number, because the mean of its divisors is an integer number (378420).

2^2043441 is an apocalyptic number.

It is an amenable number.

2043441 is a deficient number, since it is larger than the sum of its proper divisors (983919).

2043441 is an equidigital number, since it uses as much as digits as its factorization.

2043441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75692 (or 75686 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2043441 is about 1429.4897691134. The cubic root of 2043441 is about 126.8977828807.

Adding to 2043441 its reverse (1443402), we get a palindrome (3486843).

The spelling of 2043441 in words is "two million, forty-three thousand, four hundred forty-one".