44042045 has 8 divisors (see below), whose sum is σ = 53002296. Its totient is φ = 35132416.

The previous prime is 44042029. The next prime is 44042051. The reversal of 44042045 is 54024044.

It can be written as a sum of positive squares in 4 ways, for example, as 6416089 + 37625956 = 2533^2 + 6134^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 44042045 - 2⁴ = 44042029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44042045.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10712 + ... + 14241.

It is an arithmetic number, because the mean of its divisors is an integer number (6625287).

Almost surely, 2^44042045 is an apocalyptic number.

It is an amenable number.

44042045 is a deficient number, since it is larger than the sum of its proper divisors (8960251).

44042045 is a wasteful number, since it uses less digits than its factorization.

44042045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25311.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 44042045 is about 6636.4180850817. The cubic root of 44042045 is about 353.1472473518.

Adding to 44042045 its reverse (54024044), we get a palindrome (98066089).

The spelling of 44042045 in words is "forty-four million, forty-two thousand, forty-five".