43143342 has 16 divisors (see below), whose sum is σ = 94131072. Its totient is φ = 13073720.

The previous prime is 43143323. The next prime is 43143367. The reversal of 43143342 is 24334134.

It is a super-2 number, since 2×43143342² = 3722695917857928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 326778 + ... + 326909.

It is an arithmetic number, because the mean of its divisors is an integer number (5883192).

Almost surely, 2^43143342 is an apocalyptic number.

43143342 is an abundant number, since it is smaller than the sum of its proper divisors (50987730).

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

43143342 is a wasteful number, since it uses less digits than its factorization.

43143342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653703.

The product of its digits is 3456, while the sum is 24.

The square root of 43143342 is about 6568.3591558318. The cubic root of 43143342 is about 350.7286642556.

Adding to 43143342 its reverse (24334134), we get a palindrome (67477476).

The spelling of 43143342 in words is "forty-three million, one hundred forty-three thousand, three hundred forty-two".