44423013 has 8 divisors (see below), whose sum is σ = 59295808. Its totient is φ = 29582784.

The previous prime is 44422997. The next prime is 44423039. The reversal of 44423013 is 31032444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44423013 - 2⁴ = 44422997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44423053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4756 + ... + 10557.

It is an arithmetic number, because the mean of its divisors is an integer number (7411976).

Almost surely, 2^44423013 is an apocalyptic number.

It is an amenable number.

44423013 is a deficient number, since it is larger than the sum of its proper divisors (14872795).

44423013 is a wasteful number, since it uses less digits than its factorization.

44423013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16283.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 44423013 is about 6665.0591145165. The cubic root of 44423013 is about 354.1625781366.

Adding to 44423013 its reverse (31032444), we get a palindrome (75455457).

The spelling of 44423013 in words is "forty-four million, four hundred twenty-three thousand, thirteen".