40225193 has 2 divisors, whose sum is σ = 40225194. Its totient is φ = 40225192.

The previous prime is 40225189. The next prime is 40225201. The reversal of 40225193 is 39152204.

40225193 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., 39400729 + 824464 = 6277^2 + 908^2 .

It is a cyclic number.

It is not a de Polignac number, because 40225193 - 2² = 40225189 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (40225103) 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, 20112596 + 20112597.

It is an arithmetic number, because the mean of its divisors is an integer number (20112597).

Almost surely, 2^40225193 is an apocalyptic number.

It is an amenable number.

40225193 is a deficient number, since it is larger than the sum of its proper divisors (1).

40225193 is an equidigital number, since it uses as much as digits as its factorization.

40225193 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 26.

The square root of 40225193 is about 6342.3334034092. Note that the first 3 decimals coincide. The cubic root of 40225193 is about 342.6357797201.

Adding to 40225193 its reverse (39152204), we get a palindrome (79377397).

The spelling of 40225193 in words is "forty million, two hundred twenty-five thousand, one hundred ninety-three".