34325521 has 4 divisors (see below), whose sum is σ = 34337392. Its totient is φ = 34313652.

The previous prime is 34325519. The next prime is 34325527. The reversal of 34325521 is 12552343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 12552343 = 2281 ⋅5503.

It is a cyclic number.

It is not a de Polignac number, because 34325521 - 2¹ = 34325519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34325527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1546 + ... + 8428.

It is an arithmetic number, because the mean of its divisors is an integer number (8584348).

Almost surely, 2^34325521 is an apocalyptic number.

It is an amenable number.

34325521 is a deficient number, since it is larger than the sum of its proper divisors (11871).

34325521 is an equidigital number, since it uses as much as digits as its factorization.

34325521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11870.

The product of its digits is 3600, while the sum is 25.

The square root of 34325521 is about 5858.7985969821. The cubic root of 34325521 is about 324.9917820407.

Adding to 34325521 its reverse (12552343), we get a palindrome (46877864).

The spelling of 34325521 in words is "thirty-four million, three hundred twenty-five thousand, five hundred twenty-one".