40716947 has 2 divisors, whose sum is σ = 40716948. Its totient is φ = 40716946.

The previous prime is 40716941. The next prime is 40717007. The reversal of 40716947 is 74961704.

40716947 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 is a cyclic number.

It is not a de Polignac number, because 40716947 - 2⁶ = 40716883 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40716947.

It is not a weakly prime, because it can be changed into another prime (40716941) 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, 20358473 + 20358474.

It is an arithmetic number, because the mean of its divisors is an integer number (20358474).

Almost surely, 2^40716947 is an apocalyptic number.

40716947 is a deficient number, since it is larger than the sum of its proper divisors (1).

40716947 is an equidigital number, since it uses as much as digits as its factorization.

40716947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 40716947 is about 6380.9832314464. The cubic root of 40716947 is about 344.0263720317.

The spelling of 40716947 in words is "forty million, seven hundred sixteen thousand, nine hundred forty-seven".