40000573 has 2 divisors, whose sum is σ = 40000574. Its totient is φ = 40000572.

The previous prime is 40000561. The next prime is 40000577. The reversal of 40000573 is 37500004.

40000573 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., 25583364 + 14417209 = 5058^2 + 3797^2 .

It is a cyclic number.

It is not a de Polignac number, because 40000573 - 2⁹ = 40000061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40000573.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40000577) 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, 20000286 + 20000287.

It is an arithmetic number, because the mean of its divisors is an integer number (20000287).

Almost surely, 2^40000573 is an apocalyptic number.

It is an amenable number.

40000573 is a deficient number, since it is larger than the sum of its proper divisors (1).

40000573 is an equidigital number, since it uses as much as digits as its factorization.

40000573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 19.

The square root of 40000573 is about 6324.6006198020. The cubic root of 40000573 is about 341.9968223546.

Adding to 40000573 its reverse (37500004), we get a palindrome (77500577).

The spelling of 40000573 in words is "forty million, five hundred seventy-three", and thus it is an aban number.