43194742 has 8 divisors (see below), whose sum is σ = 64838736. Its totient is φ = 21581832.

The previous prime is 43194721. The next prime is 43194769. The reversal of 43194742 is 24749134.

It is a happy number.

43194742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 43194698 and 43194707.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 3913 + ... + 10084.

It is an arithmetic number, because the mean of its divisors is an integer number (8104842).

Almost surely, 2^43194742 is an apocalyptic number.

43194742 is a deficient number, since it is larger than the sum of its proper divisors (21643994).

43194742 is a wasteful number, since it uses less digits than its factorization.

43194742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15542.

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

The square root of 43194742 is about 6572.2706882781. The cubic root of 43194742 is about 350.8678923734.

The spelling of 43194742 in words is "forty-three million, one hundred ninety-four thousand, seven hundred forty-two".