94395661 has 2 divisors, whose sum is σ = 94395662. Its totient is φ = 94395660.

The previous prime is 94395659. The next prime is 94395701. The reversal of 94395661 is 16659349.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94206436 + 189225 = 9706^2 + 435^2 .

It is a cyclic number.

It is not a de Polignac number, because 94395661 - 2¹ = 94395659 is a prime.

Together with 94395659, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94395601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47197830 + 47197831.

It is an arithmetic number, because the mean of its divisors is an integer number (47197831).

Almost surely, 2^94395661 is an apocalyptic number.

It is an amenable number.

94395661 is a deficient number, since it is larger than the sum of its proper divisors (1).

94395661 is an equidigital number, since it uses as much as digits as its factorization.

94395661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 43.

The square root of 94395661 is about 9715.7429463732. The cubic root of 94395661 is about 455.3206466619.

The spelling of 94395661 in words is "ninety-four million, three hundred ninety-five thousand, six hundred sixty-one".