94688669 has 2 divisors, whose sum is σ = 94688670. Its totient is φ = 94688668.

The previous prime is 94688599. The next prime is 94688681. The reversal of 94688669 is 96688649.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90535225 + 4153444 = 9515^2 + 2038^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94688669 is a prime.

It is a super-2 number, since 2×94688669² = 17931888073983122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94684669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47344334 + 47344335.

It is an arithmetic number, because the mean of its divisors is an integer number (47344335).

Almost surely, 2^94688669 is an apocalyptic number.

It is an amenable number.

94688669 is a deficient number, since it is larger than the sum of its proper divisors (1).

94688669 is an equidigital number, since it uses as much as digits as its factorization.

94688669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4478976, while the sum is 56.

The square root of 94688669 is about 9730.8102951399. The cubic root of 94688669 is about 455.7912713664.

The spelling of 94688669 in words is "ninety-four million, six hundred eighty-eight thousand, six hundred sixty-nine".