234819 has 20 divisors (see below), whose sum is σ = 379456. Its totient is φ = 143856.
The previous prime is 234811. The next prime is 234833. The reversal of 234819 is 918432.
234819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 234819 - 23 = 234811 is a prime.
It is a super-2 number, since 2×2348192 = 110279925522, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 234792 and 234801.
It is not an unprimeable number, because it can be changed into a prime (234811) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 942 + ... + 1164.
2234819 is an apocalyptic number.
234819 is a deficient number, since it is larger than the sum of its proper divisors (144637).
234819 is a wasteful number, since it uses less digits than its factorization.
234819 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 248 (or 239 counting only the distinct ones).
The product of its digits is 1728, while the sum is 27.
The square root of 234819 is about 484.5812625350. The cubic root of 234819 is about 61.6942105670.
The spelling of 234819 in words is "two hundred thirty-four thousand, eight hundred nineteen".
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