591049 has 8 divisors (see below), whose sum is σ = 621000. Its totient is φ = 561792.

The previous prime is 591023. The next prime is 591053. The reversal of 591049 is 940195.

It can be written as a sum of positive squares in 4 ways, for example, as 135424 + 455625 = 368^2 + 675^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 591049 - 2⁷ = 590921 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (591079) 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 7 ways as a sum of consecutive naturals, for example, 2467 + ... + 2695.

It is an arithmetic number, because the mean of its divisors is an integer number (77625).

2⁵⁹¹⁰⁴⁹ is an apocalyptic number.

It is an amenable number.

591049 is a deficient number, since it is larger than the sum of its proper divisors (29951).

591049 is a wasteful number, since it uses less digits than its factorization.

591049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 591049 is about 768.7971123775. The cubic root of 591049 is about 83.9217430647.

The spelling of 591049 in words is "five hundred ninety-one thousand, forty-nine".