34329321 has 12 divisors (see below), whose sum is σ = 53401348. Its totient is φ = 21125664.

The previous prime is 34329313. The next prime is 34329329. The reversal of 34329321 is 12392343.

It is a happy number.

34329321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (34329313) and next prime (34329329).

It can be written as a sum of positive squares in 2 ways, for example, as 19927296 + 14402025 = 4464^2 + 3795^2 .

It is not a de Polignac number, because 34329321 - 2³ = 34329313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34329329) 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 11 ways as a sum of consecutive naturals, for example, 146590 + ... + 146823.

Almost surely, 2^34329321 is an apocalyptic number.

It is an amenable number.

34329321 is a deficient number, since it is larger than the sum of its proper divisors (19072027).

34329321 is a wasteful number, since it uses less digits than its factorization.

34329321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293432 (or 293429 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 34329321 is about 5859.1228865761. The cubic root of 34329321 is about 325.0037743151.

The spelling of 34329321 in words is "thirty-four million, three hundred twenty-nine thousand, three hundred twenty-one".