497075891 has 16 divisors (see below), whose sum is σ = 565182240. Its totient is φ = 433382400.

The previous prime is 497075879. The next prime is 497075893. The reversal of 497075891 is 198570794.

It is not a de Polignac number, because 497075891 - 2⁶ = 497075827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (497075893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84341 + ... + 90041.

It is an arithmetic number, because the mean of its divisors is an integer number (35323890).

Almost surely, 2^497075891 is an apocalyptic number.

497075891 is a deficient number, since it is larger than the sum of its proper divisors (68106349).

497075891 is a wasteful number, since it uses less digits than its factorization.

497075891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6086.

The product of its (nonzero) digits is 635040, while the sum is 50.

The square root of 497075891 is about 22295.1988329326. The cubic root of 497075891 is about 792.1502553706.

The spelling of 497075891 in words is "four hundred ninety-seven million, seventy-five thousand, eight hundred ninety-one".