4481905 has 4 divisors (see below), whose sum is σ = 5378292. Its totient is φ = 3585520.

The previous prime is 4481899. The next prime is 4481927. The reversal of 4481905 is 5091844.

It is a happy number.

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 2934369 + 1547536 = 1713^2 + 1244^2 .

It is not a de Polignac number, because 4481905 - 2¹³ = 4473713 is a prime.

It is a Duffinian number.

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, 448186 + ... + 448195.

It is an arithmetic number, because the mean of its divisors is an integer number (1344573).

Almost surely, 2^4481905 is an apocalyptic number.

It is an amenable number.

4481905 is a deficient number, since it is larger than the sum of its proper divisors (896387).

4481905 is an equidigital number, since it uses as much as digits as its factorization.

4481905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896386.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 4481905 is about 2117.0510149734. The cubic root of 4481905 is about 164.8747748969.

The spelling of 4481905 in words is "four million, four hundred eighty-one thousand, nine hundred five".