44504001 has 6 divisors (see below), whose sum is σ = 64283570. Its totient is φ = 29669328.

The previous prime is 44503999. The next prime is 44504017. The reversal of 44504001 is 10040544.

It can be written as a sum of positive squares in only one way, i.e., 38452401 + 6051600 = 6201^2 + 2460^2 .

It is not a de Polignac number, because 44504001 - 2¹ = 44503999 is a prime.

It is a super-2 number, since 2×44504001² = 3961212210016002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44504101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2472436 + ... + 2472453.

Almost surely, 2^44504001 is an apocalyptic number.

It is an amenable number.

44504001 is a deficient number, since it is larger than the sum of its proper divisors (19779569).

44504001 is a wasteful number, since it uses less digits than its factorization.

44504001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4944895 (or 4944892 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 44504001 is about 6671.1319129515. The cubic root of 44504001 is about 354.3776731506.

Adding to 44504001 its reverse (10040544), we get a palindrome (54544545).

The spelling of 44504001 in words is "forty-four million, five hundred four thousand, one".