41390138 has 32 divisors (see below), whose sum is σ = 67931136. Its totient is φ = 18839808.

The previous prime is 41390137. The next prime is 41390143. The reversal of 41390138 is 83109314.

41390138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 41390138.

It is not an unprimeable number, because it can be changed into a prime (41390131) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 185495 + ... + 185717.

It is an arithmetic number, because the mean of its divisors is an integer number (2122848).

Almost surely, 2^41390138 is an apocalyptic number.

41390138 is a deficient number, since it is larger than the sum of its proper divisors (26540998).

41390138 is a wasteful number, since it uses less digits than its factorization.

41390138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 41390138 is about 6433.5167676785. The cubic root of 41390138 is about 345.9119971764.

The spelling of 41390138 in words is "forty-one million, three hundred ninety thousand, one hundred thirty-eight".