41845439 has 2 divisors, whose sum is σ = 41845440. Its totient is φ = 41845438.

The previous prime is 41845423. The next prime is 41845457. The reversal of 41845439 is 93454814.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41845439 - 2⁴ = 41845423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41845499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20922719 + 20922720.

It is an arithmetic number, because the mean of its divisors is an integer number (20922720).

Almost surely, 2^41845439 is an apocalyptic number.

41845439 is a deficient number, since it is larger than the sum of its proper divisors (1).

41845439 is an equidigital number, since it uses as much as digits as its factorization.

41845439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 38.

The square root of 41845439 is about 6468.8050673985. The cubic root of 41845439 is about 347.1757450078.

The spelling of 41845439 in words is "forty-one million, eight hundred forty-five thousand, four hundred thirty-nine".