385833 has 16 divisors (see below), whose sum is σ = 619520. Its totient is φ = 208656.
The previous prime is 385831. The next prime is 385837. The reversal of 385833 is 338583.
It is not a de Polignac number, because 385833 - 21 = 385831 is a prime.
It is a Duffinian number.
385833 is a lucky number.
It is a self number, because there is not a number n which added to its sum of digits gives 385833.
It is not an unprimeable number, because it can be changed into a prime (385831) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85 + ... + 882.
It is an arithmetic number, because the mean of its divisors is an integer number (38720).
2385833 is an apocalyptic number.
It is an amenable number.
385833 is a deficient number, since it is larger than the sum of its proper divisors (233687).
385833 is a wasteful number, since it uses less digits than its factorization.
385833 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 996.
The product of its digits is 8640, while the sum is 30.
The square root of 385833 is about 621.1545701353. The cubic root of 385833 is about 72.8002923347.
The spelling of 385833 in words is "three hundred eighty-five thousand, eight hundred thirty-three".
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