40585307 has 16 divisors (see below), whose sum is σ = 49351680. Its totient is φ = 32581248.

The previous prime is 40585277. The next prime is 40585339. The reversal of 40585307 is 70358504.

It is a happy number.

40585307 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40585307 - 2⁶ = 40585243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40585607) 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, 27728 + ... + 29154.

It is an arithmetic number, because the mean of its divisors is an integer number (3084480).

Almost surely, 2^40585307 is an apocalyptic number.

40585307 is a deficient number, since it is larger than the sum of its proper divisors (8766373).

40585307 is a wasteful number, since it uses less digits than its factorization.

40585307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 40585307 is about 6370.6598559333. The cubic root of 40585307 is about 343.6552200622.

The spelling of 40585307 in words is "forty million, five hundred eighty-five thousand, three hundred seven".