4544001 has 48 divisors (see below), whose sum is σ = 8386560. Its totient is φ = 2302560.

The previous prime is 4543993. The next prime is 4544009. The reversal of 4544001 is 1004454.

It is an interprime number because it is at equal distance from previous prime (4543993) and next prime (4544009).

It is not a de Polignac number, because 4544001 - 2³ = 4543993 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4544009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54706 + ... + 54788.

It is an arithmetic number, because the mean of its divisors is an integer number (174720).

Almost surely, 2^4544001 is an apocalyptic number.

It is an amenable number.

4544001 is a deficient number, since it is larger than the sum of its proper divisors (3842559).

4544001 is a wasteful number, since it uses less digits than its factorization.

4544001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 183 counting only the distinct ones).

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

The square root of 4544001 is about 2131.6662496742. Note that the first 3 decimals coincide. The cubic root of 4544001 is about 165.6327221272.

Adding to 4544001 its reverse (1004454), we get a palindrome (5548455).

The spelling of 4544001 in words is "four million, five hundred forty-four thousand, one".