44122145 has 8 divisors (see below), whose sum is σ = 54654720. Its totient is φ = 34158960.

The previous prime is 44122103. The next prime is 44122151. The reversal of 44122145 is 54122144.

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

It is not a de Polignac number, because 44122145 - 2¹⁶ = 44056609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44122145.

It is an unprimeable number.

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, 142175 + ... + 142484.

It is an arithmetic number, because the mean of its divisors is an integer number (6831840).

Almost surely, 2^44122145 is an apocalyptic number.

It is an amenable number.

44122145 is a deficient number, since it is larger than the sum of its proper divisors (10532575).

44122145 is a wasteful number, since it uses less digits than its factorization.

44122145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284695.

The product of its digits is 1280, while the sum is 23.

The square root of 44122145 is about 6642.4502256321. The cubic root of 44122145 is about 353.3612092836.

Adding to 44122145 its reverse (54122144), we get a palindrome (98244289).

Subtracting 44122145 from its reverse (54122144), we obtain a palindrome (9999999).

The spelling of 44122145 in words is "forty-four million, one hundred twenty-two thousand, one hundred forty-five".