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34122223 = 157217339
BaseRepresentation
bin1000001000101…
…0100111101111
32101012120220001
42002022213233
532213402343
63215205131
7563014462
oct202124757
971176801
1034122223
1118296593
12b5167a7
1370b9385
1447632d9
152ee044d
hex208a9ef

34122223 has 4 divisors (see below), whose sum is σ = 34339720. Its totient is φ = 33904728.

The previous prime is 34122217. The next prime is 34122239. The reversal of 34122223 is 32222143.

34122223 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 an emirpimes, since its reverse is a distinct semiprime: 32222143 = 71453833.

It is a cyclic number.

It is not a de Polignac number, because 34122223 - 25 = 34122191 is a prime.

It is a super-2 number, since 2×341222232 = 2328652204923458, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34122223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34122203) 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, 108513 + ... + 108826.

It is an arithmetic number, because the mean of its divisors is an integer number (8584930).

Almost surely, 234122223 is an apocalyptic number.

34122223 is a deficient number, since it is larger than the sum of its proper divisors (217497).

34122223 is a wasteful number, since it uses less digits than its factorization.

34122223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217496.

The product of its digits is 576, while the sum is 19.

The square root of 34122223 is about 5841.4230286806. The cubic root of 34122223 is about 324.3489071468.

Adding to 34122223 its reverse (32222143), we get a palindrome (66344366).

The spelling of 34122223 in words is "thirty-four million, one hundred twenty-two thousand, two hundred twenty-three".

Divisors: 1 157 217339 34122223