4544345 has 16 divisors (see below), whose sum is σ = 5924352. Its totient is φ = 3326400.

The previous prime is 4544339. The next prime is 4544359. The reversal of 4544345 is 5434454.

It is not a de Polignac number, because 4544345 - 2¹⁰ = 4543321 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 4 + 5⁷ + 4⁴ + 4⁷ + 3¹¹ + 4¹¹ + 5⁷ .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9584 + ... + 10046.

It is an arithmetic number, because the mean of its divisors is an integer number (370272).

Almost surely, 2^4544345 is an apocalyptic number.

It is an amenable number.

4544345 is a deficient number, since it is larger than the sum of its proper divisors (1380007).

4544345 is a wasteful number, since it uses less digits than its factorization.

4544345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632.

The product of its digits is 19200, while the sum is 29.

The square root of 4544345 is about 2131.7469362004. The cubic root of 4544345 is about 165.6369017198.

Adding to 4544345 its reverse (5434454), we get a palindrome (9978799).

The spelling of 4544345 in words is "four million, five hundred forty-four thousand, three hundred forty-five".