43146 has 32 divisors (see below), whose sum is σ = 103680. Its totient is φ = 13248.

The previous prime is 43133. The next prime is 43151. The reversal of 43146 is 64134.

43146 is nontrivially palindromic in base 16.

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 15.

It is a congruent number.

It is an unprimeable number.

43146 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 15 ways as a sum of consecutive naturals, for example, 895 + ... + 941.

It is an arithmetic number, because the mean of its divisors is an integer number (3240).

2⁴³¹⁴⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51840).

43146 is an abundant number, since it is smaller than the sum of its proper divisors (60534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43146 is a wasteful number, since it uses less digits than its factorization.

43146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75 (or 69 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 43146 is about 207.7161524774. The cubic root of 43146 is about 35.0735866739.

Adding to 43146 its product of digits (288), we get a palindrome (43434).

The spelling of 43146 in words is "forty-three thousand, one hundred forty-six".