145886 has 16 divisors (see below), whose sum is σ = 244608. Its totient is φ = 64800.
The previous prime is 145879. The next prime is 145897. The reversal of 145886 is 688541.
It is a plaindrome in base 16.
It is a congruent number.
It is an unprimeable number.
145886 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 716 + ... + 896.
It is an arithmetic number, because the mean of its divisors is an integer number (15288).
2145886 is an apocalyptic number.
145886 is a deficient number, since it is larger than the sum of its proper divisors (98722).
145886 is a wasteful number, since it uses less digits than its factorization.
145886 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 227.
The product of its digits is 7680, while the sum is 32.
The square root of 145886 is about 381.9502585416. The cubic root of 145886 is about 52.6426656294.
The spelling of 145886 in words is "one hundred forty-five thousand, eight hundred eighty-six".
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