40523233 has 2 divisors, whose sum is σ = 40523234. Its totient is φ = 40523232.

The previous prime is 40523227. The next prime is 40523261. The reversal of 40523233 is 33232504.

40523233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32638369 + 7884864 = 5713^2 + 2808^2 .

It is a cyclic number.

It is not a de Polignac number, because 40523233 - 2⁵ = 40523201 is a prime.

It is not a weakly prime, because it can be changed into another prime (40523533) 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, 20261616 + 20261617.

It is an arithmetic number, because the mean of its divisors is an integer number (20261617).

Almost surely, 2^40523233 is an apocalyptic number.

It is an amenable number.

40523233 is a deficient number, since it is larger than the sum of its proper divisors (1).

40523233 is an equidigital number, since it uses as much as digits as its factorization.

40523233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 40523233 is about 6365.7861258449. The cubic root of 40523233 is about 343.4799272404.

Adding to 40523233 its reverse (33232504), we get a palindrome (73755737).

The spelling of 40523233 in words is "forty million, five hundred twenty-three thousand, two hundred thirty-three".