94775729 has 2 divisors, whose sum is σ = 94775730. Its totient is φ = 94775728.

The previous prime is 94775687. The next prime is 94775777. The reversal of 94775729 is 92757749.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70174129 + 24601600 = 8377^2 + 4960^2 .

It is a cyclic number.

It is not a de Polignac number, because 94775729 - 2²⁴ = 77998513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (94775789) 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, 47387864 + 47387865.

It is an arithmetic number, because the mean of its divisors is an integer number (47387865).

Almost surely, 2^94775729 is an apocalyptic number.

It is an amenable number.

94775729 is a deficient number, since it is larger than the sum of its proper divisors (1).

94775729 is an equidigital number, since it uses as much as digits as its factorization.

94775729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1111320, while the sum is 50.

The square root of 94775729 is about 9735.2826872156. The cubic root of 94775729 is about 455.9309186030.

The spelling of 94775729 in words is "ninety-four million, seven hundred seventy-five thousand, seven hundred twenty-nine".