491394335 has 8 divisors (see below), whose sum is σ = 590417856. Its totient is φ = 392619040.

The previous prime is 491394301. The next prime is 491394341. The reversal of 491394335 is 533493194.

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

It is not a de Polignac number, because 491394335 - 2¹⁴ = 491377951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 491394292 and 491394301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57671 + ... + 65640.

It is an arithmetic number, because the mean of its divisors is an integer number (73802232).

Almost surely, 2^491394335 is an apocalyptic number.

491394335 is a deficient number, since it is larger than the sum of its proper divisors (99023521).

491394335 is a wasteful number, since it uses less digits than its factorization.

491394335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124113.

The product of its digits is 174960, while the sum is 41.

The square root of 491394335 is about 22167.4160650266. The cubic root of 491394335 is about 789.1206018596.

The spelling of 491394335 in words is "four hundred ninety-one million, three hundred ninety-four thousand, three hundred thirty-five".