40134585 has 16 divisors (see below), whose sum is σ = 64313280. Its totient is φ = 21372480.

The previous prime is 40134583. The next prime is 40134629. The reversal of 40134585 is 58543104.

It is not a de Polignac number, because 40134585 - 2¹ = 40134583 is a prime.

It is a super-2 number, since 2×40134585² = 3221569826244450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40134583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10686 + ... + 13944.

It is an arithmetic number, because the mean of its divisors is an integer number (4019580).

Almost surely, 2^40134585 is an apocalyptic number.

It is an amenable number.

40134585 is a deficient number, since it is larger than the sum of its proper divisors (24178695).

40134585 is a wasteful number, since it uses less digits than its factorization.

40134585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4088.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 40134585 is about 6335.1862640336. The cubic root of 40134585 is about 342.3783218117.

Adding to 40134585 its reverse (58543104), we get a palindrome (98677689).

The spelling of 40134585 in words is "forty million, one hundred thirty-four thousand, five hundred eighty-five".