40235594 has 16 divisors (see below), whose sum is σ = 69086400. Its totient is φ = 17216064.

The previous prime is 40235593. The next prime is 40235599. The reversal of 40235594 is 49553204.

It is a happy number.

40235594 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40235594.

It is not an unprimeable number, because it can be changed into a prime (40235593) 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 7 ways as a sum of consecutive naturals, for example, 8402 + ... + 12290.

It is an arithmetic number, because the mean of its divisors is an integer number (4317900).

Almost surely, 2^40235594 is an apocalyptic number.

40235594 is a deficient number, since it is larger than the sum of its proper divisors (28850806).

40235594 is a wasteful number, since it uses less digits than its factorization.

40235594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4637.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 40235594 is about 6343.1533167660. The cubic root of 40235594 is about 342.6653088730.

Adding to 40235594 its reverse (49553204), we get a palindrome (89788798).

The spelling of 40235594 in words is "forty million, two hundred thirty-five thousand, five hundred ninety-four".