491460519 has 8 divisors (see below), whose sum is σ = 714851712. Its totient is φ = 297854840.

The previous prime is 491460461. The next prime is 491460533. The reversal of 491460519 is 915064194.

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 491460519 - 2⁹ = 491460007 is a prime.

It is a super-2 number, since 2×491460519² = 483066883471498722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (491460539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7446339 + ... + 7446404.

It is an arithmetic number, because the mean of its divisors is an integer number (89356464).

Almost surely, 2^491460519 is an apocalyptic number.

491460519 is a deficient number, since it is larger than the sum of its proper divisors (223391193).

491460519 is a wasteful number, since it uses less digits than its factorization.

491460519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14892757.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 491460519 is about 22168.9088364764. The cubic root of 491460519 is about 789.1560281351.

The spelling of 491460519 in words is "four hundred ninety-one million, four hundred sixty thousand, five hundred nineteen".