40585799 has 4 divisors (see below), whose sum is σ = 40602120. Its totient is φ = 40569480.

The previous prime is 40585793. The next prime is 40585807. The reversal of 40585799 is 99758504.

40585799 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40585799 - 2⁸ = 40585543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40585793) 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 3 ways as a sum of consecutive naturals, for example, 3569 + ... + 9690.

It is an arithmetic number, because the mean of its divisors is an integer number (10150530).

Almost surely, 2^40585799 is an apocalyptic number.

40585799 is a deficient number, since it is larger than the sum of its proper divisors (16321).

40585799 is a wasteful number, since it uses less digits than its factorization.

40585799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16320.

The product of its (nonzero) digits is 453600, while the sum is 47.

The square root of 40585799 is about 6370.6984703406. The cubic root of 40585799 is about 343.6566087231.

The spelling of 40585799 in words is "forty million, five hundred eighty-five thousand, seven hundred ninety-nine".