34535621 has 2 divisors, whose sum is σ = 34535622. Its totient is φ = 34535620.

The previous prime is 34535603. The next prime is 34535639. The reversal of 34535621 is 12653543.

34535621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (34535603) and next prime (34535639).

It can be written as a sum of positive squares in only one way, i.e., 29757025 + 4778596 = 5455^2 + 2186^2 .

It is a cyclic number.

It is not a de Polignac number, because 34535621 - 2¹⁴ = 34519237 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34535651) 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, 17267810 + 17267811.

It is an arithmetic number, because the mean of its divisors is an integer number (17267811).

Almost surely, 2^34535621 is an apocalyptic number.

It is an amenable number.

34535621 is a deficient number, since it is larger than the sum of its proper divisors (1).

34535621 is an equidigital number, since it uses as much as digits as its factorization.

34535621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 29.

The square root of 34535621 is about 5876.7015408305. The cubic root of 34535621 is about 325.6535047862.

The spelling of 34535621 in words is "thirty-four million, five hundred thirty-five thousand, six hundred twenty-one".