41781441 has 32 divisors (see below), whose sum is σ = 61931520. Its totient is φ = 24897600.

The previous prime is 41781413. The next prime is 41781451. The reversal of 41781441 is 14418714.

It is not a de Polignac number, because 41781441 - 2⁹ = 41780929 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 41781399 and 41781408.

It is not an unprimeable number, because it can be changed into a prime (41781451) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 218656 + ... + 218846.

It is an arithmetic number, because the mean of its divisors is an integer number (1935360).

Almost surely, 2^41781441 is an apocalyptic number.

It is an amenable number.

41781441 is a deficient number, since it is larger than the sum of its proper divisors (20150079).

41781441 is a wasteful number, since it uses less digits than its factorization.

41781441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357.

The product of its digits is 3584, while the sum is 30.

The square root of 41781441 is about 6463.8565114025. The cubic root of 41781441 is about 346.9986656539.

The spelling of 41781441 in words is "forty-one million, seven hundred eighty-one thousand, four hundred forty-one".