4881545 has 4 divisors (see below), whose sum is σ = 5857860. Its totient is φ = 3905232.

The previous prime is 4881517. The next prime is 4881559. The reversal of 4881545 is 5451884.

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 3579664 + 1301881 = 1892^2 + 1141^2 .

It is a cyclic number.

It is not a de Polignac number, because 4881545 - 2¹⁰ = 4880521 is a prime.

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, 488150 + ... + 488159.

It is an arithmetic number, because the mean of its divisors is an integer number (1464465).

Almost surely, 2^4881545 is an apocalyptic number.

It is an amenable number.

4881545 is a deficient number, since it is larger than the sum of its proper divisors (976315).

4881545 is an equidigital number, since it uses as much as digits as its factorization.

4881545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976314.

The product of its digits is 25600, while the sum is 35.

The square root of 4881545 is about 2209.4218700828. The cubic root of 4881545 is about 169.6364201963.

The spelling of 4881545 in words is "four million, eight hundred eighty-one thousand, five hundred forty-five".