44368945 has 8 divisors (see below), whose sum is σ = 53361000. Its totient is φ = 35416320.

The previous prime is 44368943. The next prime is 44368969. The reversal of 44368945 is 54986344.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6411024 + 37957921 = 2532^2 + 6161^2 .

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

It is not a de Polignac number, because 44368945 - 2¹ = 44368943 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44368943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7320 + ... + 11929.

It is an arithmetic number, because the mean of its divisors is an integer number (6670125).

Almost surely, 2^44368945 is an apocalyptic number.

It is an amenable number.

44368945 is a deficient number, since it is larger than the sum of its proper divisors (8992055).

44368945 is a wasteful number, since it uses less digits than its factorization.

44368945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19715.

The product of its digits is 414720, while the sum is 43.

The square root of 44368945 is about 6661.0018015311. The cubic root of 44368945 is about 354.0188340496.

The spelling of 44368945 in words is "forty-four million, three hundred sixty-eight thousand, nine hundred forty-five".