34199221 has 16 divisors (see below), whose sum is σ = 42024960. Its totient is φ = 27174960.

The previous prime is 34199197. The next prime is 34199239. The reversal of 34199221 is 12299143.

34199221 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 34199221 - 2⁹ = 34198709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34199281) 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, 3516 + ... + 8986.

It is an arithmetic number, because the mean of its divisors is an integer number (2626560).

Almost surely, 2^34199221 is an apocalyptic number.

It is an amenable number.

34199221 is a deficient number, since it is larger than the sum of its proper divisors (7825739).

34199221 is a wasteful number, since it uses less digits than its factorization.

34199221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5544.

The product of its digits is 3888, while the sum is 31.

The square root of 34199221 is about 5848.0100034114. The cubic root of 34199221 is about 324.5926921195.

The spelling of 34199221 in words is "thirty-four million, one hundred ninety-nine thousand, two hundred twenty-one".