34010221 has 4 divisors (see below), whose sum is σ = 38868832. Its totient is φ = 29151612.

The previous prime is 34010213. The next prime is 34010227. The reversal of 34010221 is 12201043.

34010221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 34010221 - 2³ = 34010213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34010227) 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 3 ways as a sum of consecutive naturals, for example, 2429295 + ... + 2429308.

It is an arithmetic number, because the mean of its divisors is an integer number (9717208).

Almost surely, 2^34010221 is an apocalyptic number.

It is an amenable number.

34010221 is a deficient number, since it is larger than the sum of its proper divisors (4858611).

34010221 is an equidigital number, since it uses as much as digits as its factorization.

34010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4858610.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 34010221 is about 5831.8282725060. The cubic root of 34010221 is about 323.9936396912.

Adding to 34010221 its reverse (12201043), we get a palindrome (46211264).

The spelling of 34010221 in words is "thirty-four million, ten thousand, two hundred twenty-one".