44000661 has 4 divisors (see below), whose sum is σ = 58667552. Its totient is φ = 29333772.

The previous prime is 44000651. The next prime is 44000681. The reversal of 44000661 is 16600044.

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 not a de Polignac number, because 44000661 - 2⁶ = 44000597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44000651) 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, 7333441 + ... + 7333446.

It is an arithmetic number, because the mean of its divisors is an integer number (14666888).

Almost surely, 2^44000661 is an apocalyptic number.

It is an amenable number.

44000661 is a deficient number, since it is larger than the sum of its proper divisors (14666891).

44000661 is a wasteful number, since it uses less digits than its factorization.

44000661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14666890.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 44000661 is about 6633.2994052734. The cubic root of 44000661 is about 353.0366013724.

The spelling of 44000661 in words is "forty-four million, six hundred sixty-one", and thus it is an aban number.