94497791 has 2 divisors, whose sum is σ = 94497792. Its totient is φ = 94497790.

The previous prime is 94497761. The next prime is 94497803. The reversal of 94497791 is 19779449.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 94497791 - 2¹⁰ = 94496767 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 (94497701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47248895 + 47248896.

It is an arithmetic number, because the mean of its divisors is an integer number (47248896).

Almost surely, 2^94497791 is an apocalyptic number.

94497791 is a deficient number, since it is larger than the sum of its proper divisors (1).

94497791 is an equidigital number, since it uses as much as digits as its factorization.

94497791 is an odious number, because the sum of its binary digits is odd.

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

The square root of 94497791 is about 9720.9974282478. The cubic root of 94497791 is about 455.4847966399.

Adding to 94497791 its sum of digits (50), we get a square (94497841 = 9721²).

The spelling of 94497791 in words is "ninety-four million, four hundred ninety-seven thousand, seven hundred ninety-one".