40341393 has 12 divisors (see below), whose sum is σ = 58340100. Its totient is φ = 26862336.

The previous prime is 40341383. The next prime is 40341421. The reversal of 40341393 is 39314304.

It can be written as a sum of positive squares in 2 ways, for example, as 24920064 + 15421329 = 4992^2 + 3927^2 .

It is not a de Polignac number, because 40341393 - 2⁵ = 40341361 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40341373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7305 + ... + 11577.

It is an arithmetic number, because the mean of its divisors is an integer number (4861675).

Almost surely, 2^40341393 is an apocalyptic number.

It is an amenable number.

40341393 is a deficient number, since it is larger than the sum of its proper divisors (17998707).

40341393 is a wasteful number, since it uses less digits than its factorization.

40341393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5328 (or 5325 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 40341393 is about 6351.4874635789. The cubic root of 40341393 is about 342.9653907456.

Adding to 40341393 its reverse (39314304), we get a palindrome (79655697).

The spelling of 40341393 in words is "forty million, three hundred forty-one thousand, three hundred ninety-three".