497908485 has 32 divisors (see below), whose sum is σ = 923662080. Its totient is φ = 254003904.

The previous prime is 497908483. The next prime is 497908501. The reversal of 497908485 is 584809794.

It is not a de Polignac number, because 497908485 - 2¹ = 497908483 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497908483) 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 31 ways as a sum of consecutive naturals, for example, 77074 + ... + 83283.

It is an arithmetic number, because the mean of its divisors is an integer number (28864440).

Almost surely, 2^497908485 is an apocalyptic number.

497908485 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

497908485 is a deficient number, since it is larger than the sum of its proper divisors (425753595).

497908485 is a wasteful number, since it uses less digits than its factorization.

497908485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160394 (or 160388 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The square root of 497908485 is about 22313.8630676089. The cubic root of 497908485 is about 792.5922882437.

The spelling of 497908485 in words is "four hundred ninety-seven million, nine hundred eight thousand, four hundred eighty-five".