44244993 has 8 divisors (see below), whose sum is σ = 63531328. Its totient is φ = 27227664.

The previous prime is 44244973. The next prime is 44244997. The reversal of 44244993 is 39944244.

It is a happy number.

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

It is not a de Polignac number, because 44244993 - 2⁵ = 44244961 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 1134487 = 44244993 / (4 + 4 + 2 + 4 + 4 + 9 + 9 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44244997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567205 + ... + 567282.

It is an arithmetic number, because the mean of its divisors is an integer number (7941416).

It is a Proth number, since it is equal to 5401 ⋅ 2¹³ + 1 and 5401 < 2¹³.

Almost surely, 2^44244993 is an apocalyptic number.

It is an amenable number.

44244993 is a deficient number, since it is larger than the sum of its proper divisors (19286335).

44244993 is a wasteful number, since it uses less digits than its factorization.

44244993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134503.

The product of its digits is 124416, while the sum is 39.

The square root of 44244993 is about 6651.6909880120. The cubic root of 44244993 is about 353.6888564844.

The spelling of 44244993 in words is "forty-four million, two hundred forty-four thousand, nine hundred ninety-three".