34220205 has 64 divisors (see below), whose sum is σ = 64696320. Its totient is φ = 17126208.

The previous prime is 34220189. The next prime is 34220231. The reversal of 34220205 is 50202243.

It is not a de Polignac number, because 34220205 - 2⁴ = 34220189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 319762 + ... + 319868.

It is an arithmetic number, because the mean of its divisors is an integer number (1010880).

Almost surely, 2^34220205 is an apocalyptic number.

It is an amenable number.

34220205 is a deficient number, since it is larger than the sum of its proper divisors (30476115).

34220205 is a wasteful number, since it uses less digits than its factorization.

34220205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 34220205 is about 5849.8038428652. The cubic root of 34220205 is about 324.6590665401.

Adding to 34220205 its reverse (50202243), we get a palindrome (84422448).

The spelling of 34220205 in words is "thirty-four million, two hundred twenty thousand, two hundred five".