44596665 has 12 divisors (see below), whose sum is σ = 77300964. Its totient is φ = 23784864.

The previous prime is 44596639. The next prime is 44596681. The reversal of 44596665 is 56669544.

It can be written as a sum of positive squares in 2 ways, for example, as 13860729 + 30735936 = 3723^2 + 5544^2 .

It is not a de Polignac number, because 44596665 - 2⁷ = 44596537 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 991037 = 44596665 / (4 + 4 + 5 + 9 + 6 + 6 + 6 + 5).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 44596665.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 495474 + ... + 495563.

It is an arithmetic number, because the mean of its divisors is an integer number (6441747).

Almost surely, 2^44596665 is an apocalyptic number.

44596665 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44596665 is a deficient number, since it is larger than the sum of its proper divisors (32704299).

44596665 is a wasteful number, since it uses less digits than its factorization.

44596665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991048 (or 991045 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 44596665 is about 6678.0734497308. The cubic root of 44596665 is about 354.6234584512.

The spelling of 44596665 in words is "forty-four million, five hundred ninety-six thousand, six hundred sixty-five".