44172003 has 4 divisors (see below), whose sum is σ = 58896008. Its totient is φ = 29448000.

The previous prime is 44171999. The next prime is 44172013. The reversal of 44172003 is 30027144.

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

It is not a de Polignac number, because 44172003 - 2² = 44171999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44172013) 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, 7361998 + ... + 7362003.

It is an arithmetic number, because the mean of its divisors is an integer number (14724002).

Almost surely, 2^44172003 is an apocalyptic number.

44172003 is a deficient number, since it is larger than the sum of its proper divisors (14724005).

44172003 is a wasteful number, since it uses less digits than its factorization.

44172003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14724004.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 44172003 is about 6646.2021485958. The cubic root of 44172003 is about 353.4942585062.

Adding to 44172003 its reverse (30027144), we get a palindrome (74199147).

The spelling of 44172003 in words is "forty-four million, one hundred seventy-two thousand, three".