93028289 has 2 divisors, whose sum is σ = 93028290. Its totient is φ = 93028288.

The previous prime is 93028283. The next prime is 93028319. The reversal of 93028289 is 98282039.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77880625 + 15147664 = 8825^2 + 3892^2 .

It is a cyclic number.

It is not a de Polignac number, because 93028289 - 2²⁴ = 76251073 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (93028283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46514144 + 46514145.

It is an arithmetic number, because the mean of its divisors is an integer number (46514145).

Almost surely, 2^93028289 is an apocalyptic number.

It is an amenable number.

93028289 is a deficient number, since it is larger than the sum of its proper divisors (1).

93028289 is an equidigital number, since it uses as much as digits as its factorization.

93028289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 93028289 is about 9645.1173657971. The cubic root of 93028289 is about 453.1114231937. Note that the first 3 decimals are identical.

The spelling of 93028289 in words is "ninety-three million, twenty-eight thousand, two hundred eighty-nine".