44190065 has 4 divisors (see below), whose sum is σ = 53028084. Its totient is φ = 35352048.

The previous prime is 44190053. The next prime is 44190071. The reversal of 44190065 is 56009144.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11916304 + 32273761 = 3452^2 + 5681^2 .

It is a cyclic number.

It is not a de Polignac number, because 44190065 - 2⁸ = 44189809 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 4419002 + ... + 4419011.

It is an arithmetic number, because the mean of its divisors is an integer number (13257021).

Almost surely, 2^44190065 is an apocalyptic number.

It is an amenable number.

44190065 is a deficient number, since it is larger than the sum of its proper divisors (8838019).

44190065 is an equidigital number, since it uses as much as digits as its factorization.

44190065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8838018.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 44190065 is about 6647.5608308612. The cubic root of 44190065 is about 353.5424333893.

The spelling of 44190065 in words is "forty-four million, one hundred ninety thousand, sixty-five".