4481857 has 2 divisors, whose sum is σ = 4481858. Its totient is φ = 4481856.

The previous prime is 4481843. The next prime is 4481881. The reversal of 4481857 is 7581844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3236401 + 1245456 = 1799^2 + 1116^2 .

It is a cyclic number.

It is not a de Polignac number, because 4481857 - 2¹¹ = 4479809 is a prime.

It is not a weakly prime, because it can be changed into another prime (4481837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2240928 + 2240929.

It is an arithmetic number, because the mean of its divisors is an integer number (2240929).

Almost surely, 2^4481857 is an apocalyptic number.

It is an amenable number.

4481857 is a deficient number, since it is larger than the sum of its proper divisors (1).

4481857 is an equidigital number, since it uses as much as digits as its factorization.

4481857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35840, while the sum is 37.

The square root of 4481857 is about 2117.0396784189. The cubic root of 4481857 is about 164.8741863066.

The spelling of 4481857 in words is "four million, four hundred eighty-one thousand, eight hundred fifty-seven".