143814 has 16 divisors (see below), whose sum is σ = 313920. Its totient is φ = 43560.
The previous prime is 143813. The next prime is 143821. The reversal of 143814 is 418341.
It is an alternating number because its digits alternate between odd and even.
It is a Curzon number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 143814.
It is not an unprimeable number, because it can be changed into a prime (143813) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1024 + ... + 1155.
It is an arithmetic number, because the mean of its divisors is an integer number (19620).
2143814 is an apocalyptic number.
143814 is an abundant number, since it is smaller than the sum of its proper divisors (170106).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143814 is a wasteful number, since it uses less digits than its factorization.
143814 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2195.
The product of its digits is 384, while the sum is 21.
The square root of 143814 is about 379.2281635111. The cubic root of 143814 is about 52.3922506653.
It can be divided in two parts, 14 and 3814, that added together give a triangular number (3828 = T87).
The spelling of 143814 in words is "one hundred forty-three thousand, eight hundred fourteen".
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