44003013 has 8 divisors (see below), whose sum is σ = 59474688. Its totient is φ = 28933344.

The previous prime is 44002957. The next prime is 44003017. The reversal of 44003013 is 31030044.

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

It is not a de Polignac number, because 44003013 - 2⁹ = 44002501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44002983 and 44003001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44003017) 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, 100245 + ... + 100682.

It is an arithmetic number, because the mean of its divisors is an integer number (7434336).

Almost surely, 2^44003013 is an apocalyptic number.

It is an amenable number.

44003013 is a deficient number, since it is larger than the sum of its proper divisors (15471675).

44003013 is a wasteful number, since it uses less digits than its factorization.

44003013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201003.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 44003013 is about 6633.4766902432. The cubic root of 44003013 is about 353.0428916362.

Adding to 44003013 its reverse (31030044), we get a palindrome (75033057).

The spelling of 44003013 in words is "forty-four million, three thousand, thirteen".