190625 has 12 divisors (see below), whose sum is σ = 242172. Its totient is φ = 150000.
The previous prime is 190613. The next prime is 190633. The reversal of 190625 is 526091.
It can be written as a sum of positive squares in 6 ways, for example, as 187489 + 3136 = 433^2 + 56^2 .
It is not a de Polignac number, because 190625 - 28 = 190369 is a prime.
It is a Duffinian number.
It is a nialpdrome in base 5.
It is a self number, because there is not a number n which added to its sum of digits gives 190625.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3095 + ... + 3155.
It is an arithmetic number, because the mean of its divisors is an integer number (20181).
2190625 is an apocalyptic number.
It is an amenable number.
190625 is a deficient number, since it is larger than the sum of its proper divisors (51547).
190625 is an frugal number, since it uses more digits than its factorization.
190625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86 (or 66 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 23.
The square root of 190625 is about 436.6062299143. The cubic root of 190625 is about 57.5519379491.
The spelling of 190625 in words is "one hundred ninety thousand, six hundred twenty-five".
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