34845389 has 2 divisors, whose sum is σ = 34845390. Its totient is φ = 34845388.

The previous prime is 34845361. The next prime is 34845397. The reversal of 34845389 is 98354843.

34845389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26677225 + 8168164 = 5165^2 + 2858^2 .

It is a cyclic number.

It is not a de Polignac number, because 34845389 - 2¹² = 34841293 is a prime.

It is a super-2 number, since 2×34845389² = 2428402269122642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34845319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17422694 + 17422695.

It is an arithmetic number, because the mean of its divisors is an integer number (17422695).

Almost surely, 2^34845389 is an apocalyptic number.

It is an amenable number.

34845389 is a deficient number, since it is larger than the sum of its proper divisors (1).

34845389 is an equidigital number, since it uses as much as digits as its factorization.

34845389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 44.

The square root of 34845389 is about 5902.9983059459. The cubic root of 34845389 is about 326.6242601947.

The spelling of 34845389 in words is "thirty-four million, eight hundred forty-five thousand, three hundred eighty-nine".