44743749 has 8 divisors (see below), whose sum is σ = 59692800. Its totient is φ = 29811936.

The previous prime is 44743747. The next prime is 44743799. The reversal of 44743749 is 94734744.

44743749 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 not a de Polignac number, because 44743749 - 2¹ = 44743747 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 44743749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44743747) 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 7 ways as a sum of consecutive naturals, for example, 4089 + ... + 10305.

It is an arithmetic number, because the mean of its divisors is an integer number (7461600).

Almost surely, 2^44743749 is an apocalyptic number.

It is an amenable number.

44743749 is a deficient number, since it is larger than the sum of its proper divisors (14949051).

44743749 is a wasteful number, since it uses less digits than its factorization.

44743749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8619.

The product of its digits is 338688, while the sum is 42.

The square root of 44743749 is about 6689.0768421360. The cubic root of 44743749 is about 355.0128911539.

The spelling of 44743749 in words is "forty-four million, seven hundred forty-three thousand, seven hundred forty-nine".