171230226 has 16 divisors (see below), whose sum is σ = 342598464. Its totient is φ = 57053744.

The previous prime is 171230221. The next prime is 171230237. The reversal of 171230226 is 622032171.

171230226 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×171230226² = 58639580592022152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 171230196 and 171230205.

It is not an unprimeable number, because it can be changed into a prime (171230221) 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, 17800 + ... + 25676.

It is an arithmetic number, because the mean of its divisors is an integer number (21412404).

Almost surely, 2^171230226 is an apocalyptic number.

171230226 is an abundant number, since it is smaller than the sum of its proper divisors (171368238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

171230226 is a wasteful number, since it uses less digits than its factorization.

171230226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11505.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 171230226 is about 13085.4967807875. The cubic root of 171230226 is about 555.2988958951.

Adding to 171230226 its reverse (622032171), we get a palindrome (793262397).

The spelling of 171230226 in words is "one hundred seventy-one million, two hundred thirty thousand, two hundred twenty-six".