94538489 has 2 divisors, whose sum is σ = 94538490. Its totient is φ = 94538488.

The previous prime is 94538461. The next prime is 94538491. The reversal of 94538489 is 98483549.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71690089 + 22848400 = 8467^2 + 4780^2 .

It is a cyclic number.

It is not a de Polignac number, because 94538489 - 2⁸ = 94538233 is a prime.

Together with 94538491, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (94535489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47269244 + 47269245.

It is an arithmetic number, because the mean of its divisors is an integer number (47269245).

Almost surely, 2^94538489 is an apocalyptic number.

It is an amenable number.

94538489 is a deficient number, since it is larger than the sum of its proper divisors (1).

94538489 is an equidigital number, since it uses as much as digits as its factorization.

94538489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 50.

The square root of 94538489 is about 9723.0905066239. The cubic root of 94538489 is about 455.5501761565.

The spelling of 94538489 in words is "ninety-four million, five hundred thirty-eight thousand, four hundred eighty-nine".