41942819 has 2 divisors, whose sum is σ = 41942820. Its totient is φ = 41942818.

The previous prime is 41942809. The next prime is 41942837. The reversal of 41942819 is 91824914.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41942819 - 2²⁴ = 25165603 is a prime.

It is a super-2 number, since 2×41942819² = 3518400131333522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (41942809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20971409 + 20971410.

It is an arithmetic number, because the mean of its divisors is an integer number (20971410).

Almost surely, 2^41942819 is an apocalyptic number.

41942819 is a deficient number, since it is larger than the sum of its proper divisors (1).

41942819 is an equidigital number, since it uses as much as digits as its factorization.

41942819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 38.

The square root of 41942819 is about 6476.3275859085. The cubic root of 41942819 is about 347.4448446872. Note that the first 3 decimals are identical.

The spelling of 41942819 in words is "forty-one million, nine hundred forty-two thousand, eight hundred nineteen".