44122649 has 4 divisors (see below), whose sum is σ = 44781264. Its totient is φ = 43464036.

The previous prime is 44122609. The next prime is 44122651. The reversal of 44122649 is 94622144.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44122649 - 2¹⁶ = 44057113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44122609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329207 + ... + 329340.

It is an arithmetic number, because the mean of its divisors is an integer number (11195316).

Almost surely, 2^44122649 is an apocalyptic number.

It is an amenable number.

44122649 is a deficient number, since it is larger than the sum of its proper divisors (658615).

44122649 is an equidigital number, since it uses as much as digits as its factorization.

44122649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658614.

The product of its digits is 13824, while the sum is 32.

The square root of 44122649 is about 6642.4881633316. The cubic root of 44122649 is about 353.3625547408.

The spelling of 44122649 in words is "forty-four million, one hundred twenty-two thousand, six hundred forty-nine".