40060073 has 2 divisors, whose sum is σ = 40060074. Its totient is φ = 40060072.

The previous prime is 40060039. The next prime is 40060081. The reversal of 40060073 is 37006004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39400729 + 659344 = 6277^2 + 812^2 .

It is a cyclic number.

It is not a de Polignac number, because 40060073 - 2¹⁸ = 39797929 is a prime.

It is not a weakly prime, because it can be changed into another prime (40090073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20030036 + 20030037.

It is an arithmetic number, because the mean of its divisors is an integer number (20030037).

Almost surely, 2^40060073 is an apocalyptic number.

It is an amenable number.

40060073 is a deficient number, since it is larger than the sum of its proper divisors (1).

40060073 is an equidigital number, since it uses as much as digits as its factorization.

40060073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 40060073 is about 6329.3027262093. The cubic root of 40060073 is about 342.1663093415.

Adding to 40060073 its reverse (37006004), we get a palindrome (77066077).

The spelling of 40060073 in words is "forty million, sixty thousand, seventy-three".