34172222 has 16 divisors (see below), whose sum is σ = 61664640. Its totient is φ = 13874328.

The previous prime is 34172219. The next prime is 34172231. The reversal of 34172222 is 22227143.

It is a happy number.

34172222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 63968 + ... + 64499.

It is an arithmetic number, because the mean of its divisors is an integer number (3854040).

Almost surely, 2^34172222 is an apocalyptic number.

34172222 is a deficient number, since it is larger than the sum of its proper divisors (27492418).

34172222 is a wasteful number, since it uses less digits than its factorization.

34172222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128495.

The product of its digits is 1344, while the sum is 23.

The square root of 34172222 is about 5845.7011555501. The cubic root of 34172222 is about 324.5072517201.

Adding to 34172222 its reverse (22227143), we get a palindrome (56399365).

The spelling of 34172222 in words is "thirty-four million, one hundred seventy-two thousand, two hundred twenty-two".