34709321 has 2 divisors, whose sum is σ = 34709322. Its totient is φ = 34709320.

The previous prime is 34709267. The next prime is 34709341. The reversal of 34709321 is 12390743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32718400 + 1990921 = 5720^2 + 1411^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34709321 is a prime.

It is not a weakly prime, because it can be changed into another prime (34709341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17354660 + 17354661.

It is an arithmetic number, because the mean of its divisors is an integer number (17354661).

Almost surely, 2^34709321 is an apocalyptic number.

It is an amenable number.

34709321 is a deficient number, since it is larger than the sum of its proper divisors (1).

34709321 is an equidigital number, since it uses as much as digits as its factorization.

34709321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 34709321 is about 5891.4617031769. The cubic root of 34709321 is about 326.1985598302.

The spelling of 34709321 in words is "thirty-four million, seven hundred nine thousand, three hundred twenty-one".