491359 has 8 divisors (see below), whose sum is σ = 564480. Its totient is φ = 423000.

The previous prime is 491357. The next prime is 491371. The reversal of 491359 is 953194.

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 491359 - 2¹ = 491357 is a prime.

It is a Duffinian number.

491359 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 491359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (491353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 967 + ... + 1384.

It is an arithmetic number, because the mean of its divisors is an integer number (70560).

2⁴⁹¹³⁵⁹ is an apocalyptic number.

491359 is a deficient number, since it is larger than the sum of its proper divisors (73121).

491359 is a wasteful number, since it uses less digits than its factorization.

491359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2381.

The product of its digits is 4860, while the sum is 31.

The square root of 491359 is about 700.9700421559. The cubic root of 491359 is about 78.9101686810.

The spelling of 491359 in words is "four hundred ninety-one thousand, three hundred fifty-nine".