41405845 has 24 divisors (see below), whose sum is σ = 56656800. Its totient is φ = 28956096.

The previous prime is 41405843. The next prime is 41405857. The reversal of 41405845 is 54850414.

It is not a de Polignac number, because 41405845 - 2¹ = 41405843 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41405843) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14766 + ... + 17344.

It is an arithmetic number, because the mean of its divisors is an integer number (2360700).

Almost surely, 2^41405845 is an apocalyptic number.

It is an amenable number.

41405845 is a deficient number, since it is larger than the sum of its proper divisors (15250955).

41405845 is a wasteful number, since it uses less digits than its factorization.

41405845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2629 (or 2616 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 31.

The square root of 41405845 is about 6434.7373683780. The cubic root of 41405845 is about 345.9557479575.

It can be divided in two parts, 41405 and 845, that multiplied together give a square (34987225 = 5915²).

The spelling of 41405845 in words is "forty-one million, four hundred five thousand, eight hundred forty-five".