34328389 has 4 divisors (see below), whose sum is σ = 36347724. Its totient is φ = 32309056.

The previous prime is 34328381. The next prime is 34328401. The reversal of 34328389 is 98382343.

34328389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12659364 + 21669025 = 3558^2 + 4655^2 .

It is a cyclic number.

It is not a de Polignac number, because 34328389 - 2³ = 34328381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34328381) 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 in 3 ways as a sum of consecutive naturals, for example, 1009642 + ... + 1009675.

It is an arithmetic number, because the mean of its divisors is an integer number (9086931).

Almost surely, 2^34328389 is an apocalyptic number.

It is an amenable number.

34328389 is a deficient number, since it is larger than the sum of its proper divisors (2019335).

34328389 is a wasteful number, since it uses less digits than its factorization.

34328389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019334.

The product of its digits is 124416, while the sum is 40.

The square root of 34328389 is about 5859.0433519475. The cubic root of 34328389 is about 325.0008331340. Note that the first 3 decimals are identical.

The spelling of 34328389 in words is "thirty-four million, three hundred twenty-eight thousand, three hundred eighty-nine".