44320001 has 12 divisors (see below), whose sum is σ = 49046676. Its totient is φ = 40017120.

The previous prime is 44319997. The next prime is 44320007. The reversal of 44320001 is 10002344.

It can be written as a sum of positive squares in 2 ways, for example, as 14070001 + 30250000 = 3751^2 + 5500^2 .

It is not a de Polignac number, because 44320001 - 2² = 44319997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44320007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17831 + ... + 20163.

It is an arithmetic number, because the mean of its divisors is an integer number (4087223).

Almost surely, 2^44320001 is an apocalyptic number.

It is an amenable number.

44320001 is a deficient number, since it is larger than the sum of its proper divisors (4726675).

44320001 is a wasteful number, since it uses less digits than its factorization.

44320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2512 (or 2501 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 44320001 is about 6657.3268659425. The cubic root of 44320001 is about 353.8886117888. Note that the first 3 decimals are identical.

Adding to 44320001 its reverse (10002344), we get a palindrome (54322345).

The spelling of 44320001 in words is "forty-four million, three hundred twenty thousand, one".