194430 has 16 divisors (see below), whose sum is σ = 466704. Its totient is φ = 51840.
The previous prime is 194413. The next prime is 194431. The reversal of 194430 is 34491.
194430 is nontrivially palindromic in base 4.
It is a junction number, because it is equal to n+sod(n) for n = 194397 and 194406.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (194431) by changing a digit.
194430 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3211 + ... + 3270.
It is an arithmetic number, because the mean of its divisors is an integer number (29169).
2194430 is an apocalyptic number.
194430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
194430 is an abundant number, since it is smaller than the sum of its proper divisors (272274).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
194430 is a wasteful number, since it uses less digits than its factorization.
194430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6491.
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 194430 is about 440.9421730794. The cubic root of 194430 is about 57.9323428286.
The spelling of 194430 in words is "one hundred ninety-four thousand, four hundred thirty".
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