9056389 has 2 divisors, whose sum is σ = 9056390. Its totient is φ = 9056388.

The previous prime is 9056387. The next prime is 9056401. The reversal of 9056389 is 9836509.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8468100 + 588289 = 2910^2 + 767^2 .

It is a cyclic number.

It is not a de Polignac number, because 9056389 - 2¹ = 9056387 is a prime.

Together with 9056387, it forms a pair of twin primes.

It is an alternating number because its digits alternate between odd and even.

9056389 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9056387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4528194 + 4528195.

It is an arithmetic number, because the mean of its divisors is an integer number (4528195).

Almost surely, 2^9056389 is an apocalyptic number.

It is an amenable number.

9056389 is a deficient number, since it is larger than the sum of its proper divisors (1).

9056389 is an equidigital number, since it uses as much as digits as its factorization.

9056389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 9056389 is about 3009.3834916806. The cubic root of 9056389 is about 208.4418998230.

The spelling of 9056389 in words is "nine million, fifty-six thousand, three hundred eighty-nine".