94388321 has 2 divisors, whose sum is σ = 94388322. Its totient is φ = 94388320.

The previous prime is 94388303. The next prime is 94388341. The reversal of 94388321 is 12388349.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87628321 + 6760000 = 9361^2 + 2600^2 .

It is an emirp because it is prime and its reverse (12388349) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 94388321 - 2²⁶ = 27279457 is a prime.

It is not a weakly prime, because it can be changed into another prime (94388341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47194160 + 47194161.

It is an arithmetic number, because the mean of its divisors is an integer number (47194161).

Almost surely, 2^94388321 is an apocalyptic number.

It is an amenable number.

94388321 is a deficient number, since it is larger than the sum of its proper divisors (1).

94388321 is an equidigital number, since it uses as much as digits as its factorization.

94388321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 38.

The square root of 94388321 is about 9715.3652015763. The cubic root of 94388321 is about 455.3088447770.

The spelling of 94388321 in words is "ninety-four million, three hundred eighty-eight thousand, three hundred twenty-one".