93089489 has 2 divisors, whose sum is σ = 93089490. Its totient is φ = 93089488.

The previous prime is 93089473. The next prime is 93089519. The reversal of 93089489 is 98498039.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91107025 + 1982464 = 9545^2 + 1408^2 .

It is an emirp because it is prime and its reverse (98498039) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 93089489 - 2⁴ = 93089473 is a prime.

It is a super-2 number, since 2×93089489² = 17331305924562242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (93089419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46544744 + 46544745.

It is an arithmetic number, because the mean of its divisors is an integer number (46544745).

Almost surely, 2^93089489 is an apocalyptic number.

It is an amenable number.

93089489 is a deficient number, since it is larger than the sum of its proper divisors (1).

93089489 is an equidigital number, since it uses as much as digits as its factorization.

93089489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 93089489 is about 9648.2894338841. The cubic root of 93089489 is about 453.2107633717.

The spelling of 93089489 in words is "ninety-three million, eighty-nine thousand, four hundred eighty-nine".