4459045 has 4 divisors (see below), whose sum is σ = 5350860. Its totient is φ = 3567232.

The previous prime is 4459027. The next prime is 4459073. The reversal of 4459045 is 5409544.

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 2825761 + 1633284 = 1681^2 + 1278^2 .

It is a cyclic number.

It is not a de Polignac number, because 4459045 - 2⁹ = 4458533 is a prime.

4459045 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4458998 and 4459016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 445900 + ... + 445909.

It is an arithmetic number, because the mean of its divisors is an integer number (1337715).

Almost surely, 2^4459045 is an apocalyptic number.

It is an amenable number.

4459045 is a deficient number, since it is larger than the sum of its proper divisors (891815).

4459045 is an equidigital number, since it uses as much as digits as its factorization.

4459045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891814.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 4459045 is about 2111.6450932863. The cubic root of 4459045 is about 164.5939818281.

The spelling of 4459045 in words is "four million, four hundred fifty-nine thousand, forty-five".