40559385 has 16 divisors (see below), whose sum is σ = 65257920. Its totient is φ = 21510720.

The previous prime is 40559369. The next prime is 40559401. The reversal of 40559385 is 58395504.

40559385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40559369) and next prime (40559401).

It is not a de Polignac number, because 40559385 - 2⁴ = 40559369 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 4755 + ... + 10184.

It is an arithmetic number, because the mean of its divisors is an integer number (4078620).

Almost surely, 2^40559385 is an apocalyptic number.

It is an amenable number.

40559385 is a deficient number, since it is larger than the sum of its proper divisors (24698535).

40559385 is a wasteful number, since it uses less digits than its factorization.

40559385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15128.

The product of its (nonzero) digits is 108000, while the sum is 39.

The square root of 40559385 is about 6368.6250478420. The cubic root of 40559385 is about 343.5820398194.

The spelling of 40559385 in words is "forty million, five hundred fifty-nine thousand, three hundred eighty-five".