43163142 has 64 divisors (see below), whose sum is σ = 98233344. Its totient is φ = 12529440.

The previous prime is 43163137. The next prime is 43163143. The reversal of 43163142 is 24136134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43163143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 190033 + ... + 190259.

It is an arithmetic number, because the mean of its divisors is an integer number (1534896).

Almost surely, 2^43163142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43163142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49116672).

43163142 is an abundant number, since it is smaller than the sum of its proper divisors (55070202).

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

43163142 is a wasteful number, since it uses less digits than its factorization.

43163142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353.

The product of its digits is 1728, while the sum is 24.

The square root of 43163142 is about 6569.8662086834. The cubic root of 43163142 is about 350.7823099643.

Adding to 43163142 its reverse (24136134), we get a palindrome (67299276).

The spelling of 43163142 in words is "forty-three million, one hundred sixty-three thousand, one hundred forty-two".