41821873 has 2 divisors, whose sum is σ = 41821874. Its totient is φ = 41821872.

The previous prime is 41821861. The next prime is 41821891. The reversal of 41821873 is 37812814.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41563809 + 258064 = 6447^2 + 508^2 .

It is a cyclic number.

It is not a de Polignac number, because 41821873 - 2⁹ = 41821361 is a prime.

It is a super-2 number, since 2×41821873² = 3498138122456258, which contains 22 as substring.

It is equal to p_2537548 and since 41821873 and 2537548 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (41821673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20910936 + 20910937.

It is an arithmetic number, because the mean of its divisors is an integer number (20910937).

Almost surely, 2^41821873 is an apocalyptic number.

It is an amenable number.

41821873 is a deficient number, since it is larger than the sum of its proper divisors (1).

41821873 is an equidigital number, since it uses as much as digits as its factorization.

41821873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10752, while the sum is 34.

The square root of 41821873 is about 6466.9832998083. The cubic root of 41821873 is about 347.1105600466.

The spelling of 41821873 in words is "forty-one million, eight hundred twenty-one thousand, eight hundred seventy-three".