34102221 has 8 divisors (see below), whose sum is σ = 48144384. Its totient is φ = 21397440.

The previous prime is 34102199. The next prime is 34102241. The reversal of 34102221 is 12220143.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34102221 - 2¹¹ = 34100173 is a prime.

It is a super-2 number, since 2×34102221² = 2325922954265682, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 34102221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34102241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334285 + ... + 334386.

It is an arithmetic number, because the mean of its divisors is an integer number (6018048).

Almost surely, 2^34102221 is an apocalyptic number.

It is an amenable number.

34102221 is a deficient number, since it is larger than the sum of its proper divisors (14042163).

34102221 is a wasteful number, since it uses less digits than its factorization.

34102221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668691.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 34102221 is about 5839.7106948889. The cubic root of 34102221 is about 324.2855183996.

Adding to 34102221 its reverse (12220143), we get a palindrome (46322364).

The spelling of 34102221 in words is "thirty-four million, one hundred two thousand, two hundred twenty-one".