94305521 has 2 divisors, whose sum is σ = 94305522. Its totient is φ = 94305520.

The previous prime is 94305499. The next prime is 94305529. The reversal of 94305521 is 12550349.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79405921 + 14899600 = 8911^2 + 3860^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94305521 is a prime.

It is not a weakly prime, because it can be changed into another prime (94305529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47152760 + 47152761.

It is an arithmetic number, because the mean of its divisors is an integer number (47152761).

Almost surely, 2^94305521 is an apocalyptic number.

It is an amenable number.

94305521 is a deficient number, since it is larger than the sum of its proper divisors (1).

94305521 is an equidigital number, since it uses as much as digits as its factorization.

94305521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 94305521 is about 9711.1029754606. The cubic root of 94305521 is about 455.1756693975.

The spelling of 94305521 in words is "ninety-four million, three hundred five thousand, five hundred twenty-one".