40829533 has 2 divisors, whose sum is σ = 40829534. Its totient is φ = 40829532.

The previous prime is 40829507. The next prime is 40829543. The reversal of 40829533 is 33592804.

It is a happy number.

40829533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33663204 + 7166329 = 5802^2 + 2677^2 .

It is a cyclic number.

It is not a de Polignac number, because 40829533 - 2⁵ = 40829501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40829543) 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 as a sum of consecutive naturals, namely, 20414766 + 20414767.

It is an arithmetic number, because the mean of its divisors is an integer number (20414767).

Almost surely, 2^40829533 is an apocalyptic number.

It is an amenable number.

40829533 is a deficient number, since it is larger than the sum of its proper divisors (1).

40829533 is an equidigital number, since it uses as much as digits as its factorization.

40829533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 40829533 is about 6389.7991361231. The cubic root of 40829533 is about 344.3431681167.

The spelling of 40829533 in words is "forty million, eight hundred twenty-nine thousand, five hundred thirty-three".