4481091 has 6 divisors (see below), whose sum is σ = 6472700. Its totient is φ = 2987388.

The previous prime is 4481083. The next prime is 4481101. The reversal of 4481091 is 1901844.

It is not a de Polignac number, because 4481091 - 2³ = 4481083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4481041) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 248941 + ... + 248958.

Almost surely, 2^4481091 is an apocalyptic number.

4481091 is a deficient number, since it is larger than the sum of its proper divisors (1991609).

4481091 is a wasteful number, since it uses less digits than its factorization.

4481091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497905 (or 497902 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 4481091 is about 2116.8587576879. The cubic root of 4481091 is about 164.8647928177.

The spelling of 4481091 in words is "four million, four hundred eighty-one thousand, ninety-one".