44720003 has 2 divisors, whose sum is σ = 44720004. Its totient is φ = 44720002.

The previous prime is 44719999. The next prime is 44720017. The reversal of 44720003 is 30002744.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44720003 - 2² = 44719999 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (44720023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22360001 + 22360002.

It is an arithmetic number, because the mean of its divisors is an integer number (22360002).

Almost surely, 2^44720003 is an apocalyptic number.

44720003 is a deficient number, since it is larger than the sum of its proper divisors (1).

44720003 is an equidigital number, since it uses as much as digits as its factorization.

44720003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 44720003 is about 6687.3016232259. The cubic root of 44720003 is about 354.9500769578.

Adding to 44720003 its reverse (30002744), we get a palindrome (74722747).

The spelling of 44720003 in words is "forty-four million, seven hundred twenty thousand, three".