158226 has 8 divisors (see below), whose sum is σ = 316464. Its totient is φ = 52740.
The previous prime is 158209. The next prime is 158227. The reversal of 158226 is 622851.
It is a sphenic number, since it is the product of 3 distinct primes.
158226 is an admirable number.
It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 158196 and 158205.
It is not an unprimeable number, because it can be changed into a prime (158227) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13180 + ... + 13191.
It is an arithmetic number, because the mean of its divisors is an integer number (39558).
2158226 is an apocalyptic number.
158226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158226 is a wasteful number, since it uses less digits than its factorization.
158226 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26376.
The product of its digits is 960, while the sum is 24.
The square root of 158226 is about 397.7763190538. The cubic root of 158226 is about 54.0869654935.
The spelling of 158226 in words is "one hundred fifty-eight thousand, two hundred twenty-six".
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