34619521 has 2 divisors, whose sum is σ = 34619522. Its totient is φ = 34619520.

The previous prime is 34619509. The next prime is 34619569. The reversal of 34619521 is 12591643.

34619521 = 4160² + 4161².

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17313921 + 17305600 = 4161^2 + 4160^2 .

It is an emirp because it is prime and its reverse (12591643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34619521 - 2²⁵ = 1065089 is a prime.

It is a super-2 number, since 2×34619521² = 2397022468538882, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34619581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17309760 + 17309761.

It is an arithmetic number, because the mean of its divisors is an integer number (17309761).

Almost surely, 2^34619521 is an apocalyptic number.

34619521 is the 4161-st centered square number.

It is an amenable number.

34619521 is a deficient number, since it is larger than the sum of its proper divisors (1).

34619521 is an equidigital number, since it uses as much as digits as its factorization.

34619521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 31.

The square root of 34619521 is about 5883.8355687426. The cubic root of 34619521 is about 325.9170030977.

The spelling of 34619521 in words is "thirty-four million, six hundred nineteen thousand, five hundred twenty-one".