44009923 has 4 divisors (see below), whose sum is σ = 46598760. Its totient is φ = 41421088.

The previous prime is 44009899. The next prime is 44009951. The reversal of 44009923 is 32990044.

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

It is a cyclic number.

It is not a de Polignac number, because 44009923 - 2⁵ = 44009891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44009963) 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, 1294393 + ... + 1294426.

It is an arithmetic number, because the mean of its divisors is an integer number (11649690).

Almost surely, 2^44009923 is an apocalyptic number.

44009923 is a deficient number, since it is larger than the sum of its proper divisors (2588837).

44009923 is a wasteful number, since it uses less digits than its factorization.

44009923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2588836.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 44009923 is about 6633.9975128123. The cubic root of 44009923 is about 353.0613706640.

Adding to 44009923 its reverse (32990044), we get a palindrome (76999967).

The spelling of 44009923 in words is "forty-four million, nine thousand, nine hundred twenty-three".