34020217 has 16 divisors (see below), whose sum is σ = 42666624. Its totient is φ = 26352000.

The previous prime is 34020209. The next prime is 34020221. The reversal of 34020217 is 71202043.

34020217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 34020217 - 2³ = 34020209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34020194 and 34020203.

It is not an unprimeable number, because it can be changed into a prime (34020617) 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 in 15 ways as a sum of consecutive naturals, for example, 12717 + ... + 15157.

It is an arithmetic number, because the mean of its divisors is an integer number (2666664).

Almost surely, 2^34020217 is an apocalyptic number.

It is an amenable number.

34020217 is a deficient number, since it is larger than the sum of its proper divisors (8646407).

34020217 is a wasteful number, since it uses less digits than its factorization.

34020217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2640.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 34020217 is about 5832.6852306635. The cubic root of 34020217 is about 324.0253784165.

The spelling of 34020217 in words is "thirty-four million, twenty thousand, two hundred seventeen".