147830 has 8 divisors (see below), whose sum is σ = 266112. Its totient is φ = 59128.
The previous prime is 147827. The next prime is 147853. The reversal of 147830 is 38741.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an alternating number because its digits alternate between odd and even.
It is a junction number, because it is equal to n+sod(n) for n = 147796 and 147805.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7382 + ... + 7401.
It is an arithmetic number, because the mean of its divisors is an integer number (33264).
2147830 is an apocalyptic number.
147830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
147830 is a deficient number, since it is larger than the sum of its proper divisors (118282).
147830 is a wasteful number, since it uses less digits than its factorization.
147830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14790.
The product of its (nonzero) digits is 672, while the sum is 23.
The square root of 147830 is about 384.4866707703. The cubic root of 147830 is about 52.8754640999.
The spelling of 147830 in words is "one hundred forty-seven thousand, eight hundred thirty".
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