43401142 has 8 divisors (see below), whose sum is σ = 65142000. Its totient is φ = 21687144.

The previous prime is 43401131. The next prime is 43401151. The reversal of 43401142 is 24110434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2017 + ... + 9532.

It is an arithmetic number, because the mean of its divisors is an integer number (8142750).

Almost surely, 2^43401142 is an apocalyptic number.

43401142 is a deficient number, since it is larger than the sum of its proper divisors (21740858).

43401142 is a wasteful number, since it uses less digits than its factorization.

43401142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13430.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 43401142 is about 6587.9543107098. The cubic root of 43401142 is about 351.4258622147.

Adding to 43401142 its reverse (24110434), we get a palindrome (67511576).

The spelling of 43401142 in words is "forty-three million, four hundred one thousand, one hundred forty-two".