40235533 has 16 divisors (see below), whose sum is σ = 46085760. Its totient is φ = 34841664.

The previous prime is 40235527. The next prime is 40235537. The reversal of 40235533 is 33553204.

It is a happy number.

40235533 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 40235533 - 2⁵ = 40235501 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40235498 and 40235507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40235537) 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, 14578 + ... + 17116.

It is an arithmetic number, because the mean of its divisors is an integer number (2880360).

Almost surely, 2^40235533 is an apocalyptic number.

It is an amenable number.

40235533 is a deficient number, since it is larger than the sum of its proper divisors (5850227).

40235533 is a wasteful number, since it uses less digits than its factorization.

40235533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 40235533 is about 6343.1485084302. The cubic root of 40235533 is about 342.6651357047.

Adding to 40235533 its reverse (33553204), we get a palindrome (73788737).

The spelling of 40235533 in words is "forty million, two hundred thirty-five thousand, five hundred thirty-three".