43158342 has 16 divisors (see below), whose sum is σ = 91394352. Its totient is φ = 13539840.

The previous prime is 43158341. The next prime is 43158397. The reversal of 43158342 is 24385134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43158341) 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 7 ways as a sum of consecutive naturals, for example, 211459 + ... + 211662.

It is an arithmetic number, because the mean of its divisors is an integer number (5712147).

Almost surely, 2^43158342 is an apocalyptic number.

43158342 is an abundant number, since it is smaller than the sum of its proper divisors (48236010).

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

43158342 is a wasteful number, since it uses less digits than its factorization.

43158342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423143.

The product of its digits is 11520, while the sum is 30.

The square root of 43158342 is about 6569.5008942841. The cubic root of 43158342 is about 350.7693064508.

The spelling of 43158342 in words is "forty-three million, one hundred fifty-eight thousand, three hundred forty-two".