4591449 has 12 divisors (see below), whose sum is σ = 6669312. Its totient is φ = 3043800.

The previous prime is 4591403. The next prime is 4591451. The reversal of 4591449 is 9441954.

It is a happy number.

It is not a de Polignac number, because 4591449 - 2¹⁷ = 4460377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4591459) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 384 + ... + 3054.

It is an arithmetic number, because the mean of its divisors is an integer number (555776).

Almost surely, 2^4591449 is an apocalyptic number.

It is an amenable number.

4591449 is a deficient number, since it is larger than the sum of its proper divisors (2077863).

4591449 is a wasteful number, since it uses less digits than its factorization.

4591449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2868 (or 2865 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 4591449 is about 2142.7666695186. The cubic root of 4591449 is about 166.2072338035.

The spelling of 4591449 in words is "four million, five hundred ninety-one thousand, four hundred forty-nine".