94009973 has 2 divisors, whose sum is σ = 94009974. Its totient is φ = 94009972.

The previous prime is 94009961. The next prime is 94009987. The reversal of 94009973 is 37990049.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84511249 + 9498724 = 9193^2 + 3082^2 .

It is a cyclic number.

It is not a de Polignac number, because 94009973 - 2²⁰ = 92961397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 94009973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94009913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47004986 + 47004987.

It is an arithmetic number, because the mean of its divisors is an integer number (47004987).

Almost surely, 2^94009973 is an apocalyptic number.

It is an amenable number.

94009973 is a deficient number, since it is larger than the sum of its proper divisors (1).

94009973 is an equidigital number, since it uses as much as digits as its factorization.

94009973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 94009973 is about 9695.8740193961. The cubic root of 94009973 is about 454.6996738072.

The spelling of 94009973 in words is "ninety-four million, nine thousand, nine hundred seventy-three".