491459367 has 12 divisors (see below), whose sum is σ = 762263736. Its totient is φ = 280833840.

The previous prime is 491459363. The next prime is 491459369. The reversal of 491459367 is 763954194.

It is not a de Polignac number, because 491459367 - 2² = 491459363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (491459363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1671484 + ... + 1671777.

It is an arithmetic number, because the mean of its divisors is an integer number (63521978).

Almost surely, 2^491459367 is an apocalyptic number.

491459367 is a deficient number, since it is larger than the sum of its proper divisors (270804369).

491459367 is a wasteful number, since it uses less digits than its factorization.

491459367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3343278 (or 3343271 counting only the distinct ones).

The product of its digits is 816480, while the sum is 48.

The square root of 491459367 is about 22168.8828541269. The cubic root of 491459367 is about 789.1554115319.

The spelling of 491459367 in words is "four hundred ninety-one million, four hundred fifty-nine thousand, three hundred sixty-seven".