94471997 has 2 divisors, whose sum is σ = 94471998. Its totient is φ = 94471996.

The previous prime is 94471969. The next prime is 94472057. The reversal of 94471997 is 79917449.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93915481 + 556516 = 9691^2 + 746^2 .

It is a cyclic number.

It is not a de Polignac number, because 94471997 - 2¹⁸ = 94209853 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94471957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47235998 + 47235999.

It is an arithmetic number, because the mean of its divisors is an integer number (47235999).

Almost surely, 2^94471997 is an apocalyptic number.

It is an amenable number.

94471997 is a deficient number, since it is larger than the sum of its proper divisors (1).

94471997 is an equidigital number, since it uses as much as digits as its factorization.

94471997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 50.

The square root of 94471997 is about 9719.6706219913. The cubic root of 94471997 is about 455.4433500133.

The spelling of 94471997 in words is "ninety-four million, four hundred seventy-one thousand, nine hundred ninety-seven".