491846875 has 24 divisors (see below), whose sum is σ = 662113872. Its totient is φ = 363180000.

The previous prime is 491846819. The next prime is 491846879. The reversal of 491846875 is 578648194.

It is not a de Polignac number, because 491846875 - 2²³ = 483458267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (491846879) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34572 + ... + 46678.

It is an arithmetic number, because the mean of its divisors is an integer number (27588078).

Almost surely, 2^491846875 is an apocalyptic number.

491846875 is a deficient number, since it is larger than the sum of its proper divisors (170266997).

491846875 is an equidigital number, since it uses as much as digits as its factorization.

491846875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12145 (or 12125 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 52.

The square root of 491846875 is about 22177.6210401386. The cubic root of 491846875 is about 789.3627692621.

The spelling of 491846875 in words is "four hundred ninety-one million, eight hundred forty-six thousand, eight hundred seventy-five".