189625 has 16 divisors (see below), whose sum is σ = 248976. Its totient is φ = 144000.
The previous prime is 189619. The next prime is 189643. The reversal of 189625 is 526981.
It can be written as a sum of positive squares in 8 ways, for example, as 71289 + 118336 = 267^2 + 344^2 .
It is not a de Polignac number, because 189625 - 23 = 189617 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4605 + ... + 4645.
It is an arithmetic number, because the mean of its divisors is an integer number (15561).
2189625 is an apocalyptic number.
It is an amenable number.
189625 is a deficient number, since it is larger than the sum of its proper divisors (59351).
189625 is an equidigital number, since it uses as much as digits as its factorization.
189625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93 (or 83 counting only the distinct ones).
The product of its digits is 4320, while the sum is 31.
The square root of 189625 is about 435.4595273961. The cubic root of 189625 is about 57.4511241881.
The spelling of 189625 in words is "one hundred eighty-nine thousand, six hundred twenty-five".
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