199485 has 48 divisors (see below), whose sum is σ = 419328. Its totient is φ = 86400.
The previous prime is 199483. The next prime is 199487. The reversal of 199485 is 584991.
It is an interprime number because it is at equal distance from previous prime (199483) and next prime (199487).
It is not a de Polignac number, because 199485 - 21 = 199483 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (199483) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6420 + ... + 6450.
It is an arithmetic number, because the mean of its divisors is an integer number (8736).
2199485 is an apocalyptic number.
199485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
199485 is an abundant number, since it is smaller than the sum of its proper divisors (219843).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
199485 is a wasteful number, since it uses less digits than its factorization.
199485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66 (or 63 counting only the distinct ones).
The product of its digits is 12960, while the sum is 36.
The square root of 199485 is about 446.6374368545. The cubic root of 199485 is about 58.4301159801.
The spelling of 199485 in words is "one hundred ninety-nine thousand, four hundred eighty-five".
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