41506819 has 2 divisors, whose sum is σ = 41506820. Its totient is φ = 41506818.

The previous prime is 41506807. The next prime is 41506867. The reversal of 41506819 is 91860514.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41506819 - 2¹⁹ = 40982531 is a prime.

It is a super-2 number, since 2×41506819² = 3445632046997522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (41506519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20753409 + 20753410.

It is an arithmetic number, because the mean of its divisors is an integer number (20753410).

Almost surely, 2^41506819 is an apocalyptic number.

41506819 is a deficient number, since it is larger than the sum of its proper divisors (1).

41506819 is an equidigital number, since it uses as much as digits as its factorization.

41506819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 41506819 is about 6442.5785986668. The cubic root of 41506819 is about 346.2367403160.

The spelling of 41506819 in words is "forty-one million, five hundred six thousand, eight hundred nineteen".