34562621 has 2 divisors, whose sum is σ = 34562622. Its totient is φ = 34562620.

The previous prime is 34562617. The next prime is 34562623. The reversal of 34562621 is 12626543.

34562621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22934521 + 11628100 = 4789^2 + 3410^2 .

It is an emirp because it is prime and its reverse (12626543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34562621 - 2² = 34562617 is a prime.

Together with 34562623, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34562623) 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 as a sum of consecutive naturals, namely, 17281310 + 17281311.

It is an arithmetic number, because the mean of its divisors is an integer number (17281311).

Almost surely, 2^34562621 is an apocalyptic number.

It is an amenable number.

34562621 is a deficient number, since it is larger than the sum of its proper divisors (1).

34562621 is an equidigital number, since it uses as much as digits as its factorization.

34562621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 29.

The square root of 34562621 is about 5878.9982990302. The cubic root of 34562621 is about 325.7383481450.

The spelling of 34562621 in words is "thirty-four million, five hundred sixty-two thousand, six hundred twenty-one".