43138762 has 16 divisors (see below), whose sum is σ = 66718080. Its totient is φ = 20908288.

The previous prime is 43138757. The next prime is 43138787. The reversal of 43138762 is 26783134.

It is a happy number.

43138762 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7914 + ... + 12202.

It is an arithmetic number, because the mean of its divisors is an integer number (4169880).

Almost surely, 2^43138762 is an apocalyptic number.

43138762 is a deficient number, since it is larger than the sum of its proper divisors (23579318).

43138762 is a wasteful number, since it uses less digits than its factorization.

43138762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4445.

The product of its digits is 24192, while the sum is 34.

The square root of 43138762 is about 6568.0105054727. The cubic root of 43138762 is about 350.7162529614.

It can be divided in two parts, 431 and 38762, that added together give a palindrome (39193).

The spelling of 43138762 in words is "forty-three million, one hundred thirty-eight thousand, seven hundred sixty-two".