41805890 has 96 divisors (see below), whose sum is σ = 98133120. Its totient is φ = 12483072.

The previous prime is 41805877. The next prime is 41805901. The reversal of 41805890 is 9850814.

41805890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 41805890.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 972209 + ... + 972251.

It is an arithmetic number, because the mean of its divisors is an integer number (1022220).

Almost surely, 2^41805890 is an apocalyptic number.

41805890 is an abundant number, since it is smaller than the sum of its proper divisors (56327230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41805890 is a wasteful number, since it uses less digits than its factorization.

41805890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 41805890 is about 6465.7474432582. The cubic root of 41805890 is about 347.0663361786.

The spelling of 41805890 in words is "forty-one million, eight hundred five thousand, eight hundred ninety".