94085521 has 2 divisors, whose sum is σ = 94085522. Its totient is φ = 94085520.

The previous prime is 94085513. The next prime is 94085573. The reversal of 94085521 is 12558049.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75690000 + 18395521 = 8700^2 + 4289^2 .

It is a cyclic number.

It is not a de Polignac number, because 94085521 - 2³ = 94085513 is a prime.

It is not a weakly prime, because it can be changed into another prime (94080521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47042760 + 47042761.

It is an arithmetic number, because the mean of its divisors is an integer number (47042761).

Almost surely, 2^94085521 is an apocalyptic number.

It is an amenable number.

94085521 is a deficient number, since it is larger than the sum of its proper divisors (1).

94085521 is an equidigital number, since it uses as much as digits as its factorization.

94085521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 94085521 is about 9699.7691209637. The cubic root of 94085521 is about 454.8214426370.

The spelling of 94085521 in words is "ninety-four million, eighty-five thousand, five hundred twenty-one".