4544965 has 4 divisors (see below), whose sum is σ = 5453964. Its totient is φ = 3635968.

The previous prime is 4544959. The next prime is 4545011. The reversal of 4544965 is 5694454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5694454 = 2 ⋅2847227.

It can be written as a sum of positive squares in 2 ways, for example, as 3526884 + 1018081 = 1878^2 + 1009^2 .

It is a cyclic number.

It is not a de Polignac number, because 4544965 - 2⁹ = 4544453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 454492 + ... + 454501.

It is an arithmetic number, because the mean of its divisors is an integer number (1363491).

Almost surely, 2^4544965 is an apocalyptic number.

It is an amenable number.

4544965 is a deficient number, since it is larger than the sum of its proper divisors (908999).

4544965 is an equidigital number, since it uses as much as digits as its factorization.

4544965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908998.

The product of its digits is 86400, while the sum is 37.

The square root of 4544965 is about 2131.8923518790. The cubic root of 4544965 is about 165.6444341738.

The spelling of 4544965 in words is "four million, five hundred forty-four thousand, nine hundred sixty-five".