30763 has 2 divisors, whose sum is σ = 30764. Its totient is φ = 30762.
The previous prime is 30757. The next prime is 30773. The reversal of 30763 is 36703.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30763 - 213 = 22571 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a self number, because there is not a number n which added to its sum of digits gives 30763.
It is not a weakly prime, because it can be changed into another prime (30703) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15381 + 15382.
It is an arithmetic number, because the mean of its divisors is an integer number (15382).
230763 is an apocalyptic number.
30763 is a deficient number, since it is larger than the sum of its proper divisors (1).
30763 is an equidigital number, since it uses as much as digits as its factorization.
30763 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 378, while the sum is 19.
The square root of 30763 is about 175.3938425373. The cubic root of 30763 is about 31.3335471038. Note that the first 3 decimals are identical.
The spelling of 30763 in words is "thirty thousand, seven hundred sixty-three".
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