43663142 has 16 divisors (see below), whose sum is σ = 66992640. Its totient is φ = 21337992.

The previous prime is 43663117. The next prime is 43663211. The reversal of 43663142 is 24136634.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14933 + ... + 17615.

It is an arithmetic number, because the mean of its divisors is an integer number (4187040).

Almost surely, 2^43663142 is an apocalyptic number.

43663142 is a deficient number, since it is larger than the sum of its proper divisors (23329498).

43663142 is a wasteful number, since it uses less digits than its factorization.

43663142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2867.

The product of its digits is 10368, while the sum is 29.

The square root of 43663142 is about 6607.8091679467. The cubic root of 43663142 is about 352.1315957260.

Adding to 43663142 its reverse (24136634), we get a palindrome (67799776).

The spelling of 43663142 in words is "forty-three million, six hundred sixty-three thousand, one hundred forty-two".