4985545 has 4 divisors (see below), whose sum is σ = 5982660. Its totient is φ = 3988432.

The previous prime is 4985527. The next prime is 4985557. The reversal of 4985545 is 5455894.

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 1926544 + 3059001 = 1388^2 + 1749^2 .

It is a cyclic number.

It is not a de Polignac number, because 4985545 - 2¹¹ = 4983497 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 4985498 and 4985507.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498550 + ... + 498559.

It is an arithmetic number, because the mean of its divisors is an integer number (1495665).

Almost surely, 2^4985545 is an apocalyptic number.

It is an amenable number.

4985545 is a deficient number, since it is larger than the sum of its proper divisors (997115).

4985545 is an equidigital number, since it uses as much as digits as its factorization.

4985545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997114.

The product of its digits is 144000, while the sum is 40.

The square root of 4985545 is about 2232.8334017566. The cubic root of 4985545 is about 170.8326509326.

The spelling of 4985545 in words is "four million, nine hundred eighty-five thousand, five hundred forty-five".