143190 has 48 divisors (see below), whose sum is σ = 391248. Its totient is φ = 36288.
The previous prime is 143177. The next prime is 143197. The reversal of 143190 is 91341.
It is a super-2 number, since 2×1431902 = 41006752200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a nialpdrome in base 11.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143197) by changing a digit.
143190 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3309 + ... + 3351.
It is an arithmetic number, because the mean of its divisors is an integer number (8151).
2143190 is an apocalyptic number.
143190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 143190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195624).
143190 is an abundant number, since it is smaller than the sum of its proper divisors (248058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143190 is a wasteful number, since it uses less digits than its factorization.
143190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93 (or 90 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
The square root of 143190 is about 378.4045454272. The cubic root of 143190 is about 52.3163652330.
It can be divided in two parts, 1431 and 90, that added together give a square (1521 = 392).
The spelling of 143190 in words is "one hundred forty-three thousand, one hundred ninety".
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