44032001 has 4 divisors (see below), whose sum is σ = 47419092. Its totient is φ = 40644912.

The previous prime is 44031979. The next prime is 44032013. The reversal of 44032001 is 10023044.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4844401 + 39187600 = 2201^2 + 6260^2 .

It is a cyclic number.

It is not a de Polignac number, because 44032001 - 2¹⁰ = 44030977 is a prime.

It is a super-2 number, since 2×44032001² = 3877634224128002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44032201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1693526 + ... + 1693551.

It is an arithmetic number, because the mean of its divisors is an integer number (11854773).

It is a Proth number, since it is equal to 5375 ⋅ 2¹³ + 1 and 5375 < 2¹³.

Almost surely, 2^44032001 is an apocalyptic number.

It is an amenable number.

44032001 is a deficient number, since it is larger than the sum of its proper divisors (3387091).

44032001 is a wasteful number, since it uses less digits than its factorization.

44032001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3387090.

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

The square root of 44032001 is about 6635.6613084153. The cubic root of 44032001 is about 353.1203996686.

Adding to 44032001 its reverse (10023044), we get a palindrome (54055045).

The spelling of 44032001 in words is "forty-four million, thirty-two thousand, one".