43249742 has 8 divisors (see below), whose sum is σ = 64917936. Its totient is φ = 21610432.

The previous prime is 43249741. The next prime is 43249747. The reversal of 43249742 is 24794234.

43249742 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (43249741) by changing a digit.

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, 2978 + ... + 9765.

It is an arithmetic number, because the mean of its divisors is an integer number (8114742).

Almost surely, 2^43249742 is an apocalyptic number.

43249742 is a deficient number, since it is larger than the sum of its proper divisors (21668194).

43249742 is a wasteful number, since it uses less digits than its factorization.

43249742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14442.

The product of its digits is 48384, while the sum is 35.

The square root of 43249742 is about 6576.4536035769. The cubic root of 43249742 is about 351.0167496059.

The spelling of 43249742 in words is "forty-three million, two hundred forty-nine thousand, seven hundred forty-two".